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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 | <!DOCTYPE html><html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"/><title>Racket Cheat Sheet</title><link rel="stylesheet" type="text/css" href="../scribble.css" title="default"/><link rel="stylesheet" type="text/css" href="../racket.css" title="default"/><link rel="stylesheet" type="text/css" href="../manual-style.css" title="default"/><link rel="stylesheet" type="text/css" href="../manual-racket.css" title="default"/><link rel="stylesheet" type="text/css" href="racket-cheat.css" title="default"/><link rel="stylesheet" type="text/css" href="../manual-racket.css" title="default"/><link rel="stylesheet" type="text/css" href="../doc-site.css" title="default"/><script type="text/javascript" src="../scribble-common.js"></script><script type="text/javascript" src="../manual-racket.js"></script><script type="text/javascript" src="../manual-racket.js"></script><script type="text/javascript" src="../doc-site.js"></script><script type="text/javascript" src="../local-redirect/local-redirect.js"></script><script type="text/javascript" src="../local-redirect/local-user-redirect.js"></script><!--[if IE 6]><style type="text/css">.SIEHidden { overflow: hidden; }</style><![endif]--></head><body id="doc-racket-lang-org"><div class="tocset"><div class="tocview"><div class="tocviewlist tocviewlisttopspace"><div class="tocviewtitle"><table cellspacing="0" cellpadding="0"><tr><td style="width: 1em;">•</td><td></td><td><a href="" class="tocviewselflink" data-pltdoc="x">Racket Cheat Sheet</a></td></tr></table></div></div></div><div class="tocsub"><table class="tocsublist" cellspacing="0"><tr><td><span class="tocsublinknumber"></span><a href="#%28part._top%29" class="tocsubseclink" data-pltdoc="x">Racket Cheat Sheet</a></td></tr><tr><td><a href="#%28section._.Essentials%29" class="tocsubnonseclink" data-pltdoc="x">Essentials</a></td></tr><tr><td><a href="#%28section._.Primitives%29" class="tocsubnonseclink" data-pltdoc="x">Primitives</a></td></tr><tr><td><a href="#%28section._.Data%29" class="tocsubnonseclink" data-pltdoc="x">Data</a></td></tr><tr><td><a href="#%28section._.Systems%29" class="tocsubnonseclink" data-pltdoc="x">Systems</a></td></tr><tr><td><a href="#%28section._.Syntax._%28.Beginner%29%29" class="tocsubnonseclink" data-pltdoc="x">Syntax (Beginner)</a></td></tr><tr><td><a href="#%28section._.Syntax._%28.Intermediate%29%29" class="tocsubnonseclink" data-pltdoc="x">Syntax (Intermediate)</a></td></tr><tr><td><a href="#%28section._.Syntactic._.Abstractions%29" class="tocsubnonseclink" data-pltdoc="x">Syntactic Abstractions</a></td></tr><tr><td><a href="#%28section._.Tools%29" class="tocsubnonseclink" data-pltdoc="x">Tools</a></td></tr></table></div></div><div class="maincolumn"><div class="main"><div class="versionbox"><span class="version">6.7</span></div><div class="navsettop"><span class="navleft"><form class="searchform"><input class="searchbox" style="color: #888;" type="text" value="...search manuals..." title="Enter a search string to search the manuals" onkeypress="return DoSearchKey(event, this, "6.7", "../");" onfocus="this.style.color="black"; this.style.textAlign="left"; if (this.value == "...search manuals...") this.value="";" onblur="if (this.value.match(/^ *$/)) { this.style.color="#888"; this.style.textAlign="center"; this.value="...search manuals..."; }"/></form> <a href="../index.html" title="up to the documentation top" data-pltdoc="x" onclick="return GotoPLTRoot("6.7");">top</a></span><span class="navright"> <span class="nonavigation">← prev</span> <a href="../index.html" title="up to the documentation top" data-pltdoc="x" onclick="return GotoPLTRoot("6.7");">up</a> <span class="nonavigation">next →</span></span> </div><h2 x-source-module="(lib "racket-cheat/racket-cheat.scrbl")" x-source-pkg="racket-cheat" x-part-tag=""top""><a name="(part._top)"></a><a name="(part._.Racket_.Cheat_.Sheet)"></a>Racket Cheat Sheet</h2><div class="SAuthorListBox"><span class="SAuthorList"><p class="author">Jay McCarthy</p></span></div><p><div class="Csheet"><div id="Cleft" class="Ccolumn"><div class="Csection"><a name="(section._.Essentials)"></a>Essentials<div class="Cgroup"><table><tr><td>Sites</td><td><a href="http://racket-lang.org">main</a>
<a href="http://download.racket-lang.org">download</a>
<a href="http://docs.racket-lang.org">docs</a>
<a href="https://github.com/racket">git</a></td></tr><tr><td>Community</td><td><a href="https://pkgs.racket-lang.org">packages</a>
<a href="http://groups.google.com/forum/#!forum/racket-users/">users@</a>
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<a href="http://racket-lang.org/irc-chat.html">irc</a>
<a href="http://racket-slack.herokuapp.com">slack</a>
<a href="https://twitter.com/racketlang">twitter</a></td></tr><tr><td><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=running-sa.html&version=6.7" class="Sq" data-pltdoc="x">Running</a></td><td>Put <a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=guide&rel=Module_Syntax.html%23%2528part._hash-lang%2529&version=6.7" class="RktModLink Sq" data-pltdoc="x"><span class="RktMod">#lang</span></a><span class="stt"> </span><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=index.html&version=6.7" class="RktModLink Sq" data-pltdoc="x"><span class="RktSym">racket</span></a><span class="stt"> </span><span class="RktVal">"Hello, world!"</span> in <span class="stt">hello.rkt</span> and run <span class="stt">racket hello.rkt</span></td></tr></table></div></div><div class="Csection"><a name="(section._.Primitives)"></a>Primitives<div class="Cgroup"><h2>Numbers</h2><table><tr><td><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=reader.html%23%2528part._parse-number%2529&version=6.7" class="Sq" data-pltdoc="x">Literals</a></td><td>integer <span class="RktVal">1</span><span class="RktMeta"></span> rational <span class="RktMeta"></span><span class="hspace"> </span><span class="RktMeta"></span><span class="RktVal">1/2</span><span class="RktMeta"></span><span class="hspace"> </span><span class="RktMeta"></span> complex <span class="RktVal">1+2i</span><span class="RktMeta"></span> floating <span class="RktVal">3.14</span><span class="RktMeta"></span> double <span class="RktVal">6.02e+23</span><span class="RktMeta"></span> hex <span class="RktVal">#x29</span><span class="RktMeta"></span> octal <span class="RktVal">#o32</span><span class="RktMeta"></span> binary <span class="RktVal">#b010101</span><span class="RktMeta"></span></td></tr><tr><td>Arithmetic</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._%252B%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">+</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._-%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x"><span class="nobreak">-</span></a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._%252A%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">*</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._%252F%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">/</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._quotient%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">quotient</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._remainder%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">remainder</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._modulo%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">modulo</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._add1%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">add1</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._sub1%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">sub1</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._max%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">max</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._min%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">min</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._round%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">round</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._floor%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">floor</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._ceiling%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">ceiling</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._sqrt%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">sqrt</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._expt%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">expt</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._exp%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">exp</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._log%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">log</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._sin%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">sin</a></span><span class="stt"> </span><span title="Click on the previous
function to see similar functions in the documentation.">...</span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._atan%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">atan</a></span></td></tr><tr><td>Compare</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._%7E3d%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">=</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._%7E3c%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x"><</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._%7E3c%7E3d%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x"><=</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._%7E3e%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">></a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._%7E3e%7E3d%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">>=</a></span></td></tr><tr><td>Bitwise</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._bitwise-ior%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">bitwise-ior</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._bitwise-and%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">bitwise-and</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._bitwise-xor%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">bitwise-xor</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._bitwise-not%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">bitwise-not</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._arithmetic-shift%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">arithmetic-shift</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._integer-length%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">integer-length</a></span></td></tr><tr><td>Format</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._number-%7E3estring%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">number->string</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._string-%7E3enumber%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">string->number</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._real-%7E3edecimal-string%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">real->decimal-string</a></span></td></tr><tr><td>Test</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=number-types.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._number%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">number?</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=number-types.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._complex%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">complex?</a></span><span class="stt"> </span><span title="Click on the previous
function to see similar functions in the documentation.">...</span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=number-types.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._exact-nonnegative-integer%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">exact-nonnegative-integer?</a></span><span class="stt"> </span><span title="Click on the previous
function to see similar functions in the documentation.">...</span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=number-types.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._zero%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">zero?</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=number-types.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._positive%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">positive?</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=number-types.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._negative%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">negative?</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=number-types.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._even%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">even?</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=number-types.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._odd%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">odd?</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=number-types.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._exact%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">exact?</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=number-types.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._inexact%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">inexact?</a></span></td></tr><tr><td>Misc</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._random%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">random</a></span></td></tr><tr><td>Match Pattern</td><td><span class="RktPn">(</span><span class="RktSym">?</span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=number-types.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._number%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">number?</a></span><span class="stt"> </span><span class="RktSym">n</span><span class="RktPn">)</span><span class="stt"> </span><span class="RktVal">42</span></td></tr></table></div><div class="Cgroup"><h2>Strings</h2><table><tr><td><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=reader.html%23%2528part._parse-string%2529&version=6.7" class="Sq" data-pltdoc="x">Literals</a></td><td><span class="RktVal">"Racket"</span> quoting <span class="RktVal">"a \" approaches!"</span> unicode <span class="RktVal">"λx:(μα.α→α).xx"</span></td></tr><tr><td>Create</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._make-string%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">make-string</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._string%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">string</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._string-append%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">string-append</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Flist..rkt%2529._build-string%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">build-string</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528lib._racket%252Fstring..rkt%2529._string-join%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">string-join</a></span></td></tr><tr><td>Observe</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._string-length%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">string-length</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._string-ref%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">string-ref</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._substring%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">substring</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528lib._racket%252Fstring..rkt%2529._string-split%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">string-split</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=sequences.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._in-string%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">in-string</a></span></td></tr><tr><td>Modify</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._string-downcase%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">string-downcase</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._string-upcase%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">string-upcase</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528lib._racket%252Fstring..rkt%2529._string-trim%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">string-trim</a></span></td></tr><tr><td>Test</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._string%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">string?</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._string%7E3d%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">string=?</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._string%7E3c%7E3d%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">string<=?</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._string-ci%7E3c%7E3d%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">string-ci<=?</a></span></td></tr><tr><td><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=regexp.html%23%2528part._regexp-syntax%2529&version=6.7" class="Sq" data-pltdoc="x">Regexp</a></td><td><span class="RktVal">#rx"a|b"</span><span class="stt"> </span><span class="RktVal">#rx"^c(a|d)+r$"</span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=regexp.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._regexp-quote%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">regexp-quote</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=regexp.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._regexp-match%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">regexp-match</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=regexp.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._regexp-split%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">regexp-split</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=regexp.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._regexp-replace%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">regexp-replace</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=regexp.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._regexp-replace%252A%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">regexp-replace*</a></span></td></tr><tr><td>Match Pattern</td><td><span class="RktPn">(</span><span class="RktSym">?</span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._string%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">string?</a></span><span class="stt"> </span><span class="RktSym">s</span><span class="RktPn">)</span><span class="stt"> </span><span class="RktVal">"Banana?"</span></td></tr></table></div><div class="Cgroup"><h2>Bytes</h2><table><tr><td><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=reader.html%23%2528part._parse-string%2529&version=6.7" class="Sq" data-pltdoc="x">Literals</a></td><td><span class="RktVal">#"rawbytes\0"</span><span class="RktMeta"></span></td></tr><tr><td>Create</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=bytestrings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._make-bytes%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">make-bytes</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=bytestrings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._bytes%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">bytes</a></span></td></tr><tr><td>Numbers</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._integer-%7E3einteger-bytes%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">integer->integer-bytes</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._real-%7E3efloating-point-bytes%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">real->floating-point-bytes</a></span></td></tr><tr><td>Observe</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=bytestrings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._bytes-length%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">bytes-length</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=bytestrings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._bytes-ref%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">bytes-ref</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=bytestrings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._subbytes%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">subbytes</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=sequences.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._in-bytes%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">in-bytes</a></span></td></tr><tr><td>Modify</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=bytestrings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._bytes-set%2521%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">bytes-set!</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=bytestrings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._bytes-copy%2521%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">bytes-copy!</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=bytestrings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._bytes-fill%2521%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">bytes-fill!</a></span></td></tr><tr><td>Conversion</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=bytestrings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._bytes-%7E3estring%252Futf-8%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">bytes->string/utf-8</a></span><span class="stt"> </span><br/><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=bytestrings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._string-%7E3ebytes%252Futf-8%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">string->bytes/utf-8</a></span></td></tr><tr><td>Test</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=bytestrings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._bytes%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">bytes?</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=bytestrings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._bytes%7E3d%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">bytes=?</a></span></td></tr><tr><td>Match Pattern</td><td><span class="RktPn">(</span><span class="RktSym">?</span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=bytestrings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._bytes%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">bytes?</a></span><span class="stt"> </span><span class="RktSym">b</span><span class="RktPn">)</span><span class="stt"> </span><span class="RktVal">#"0xDEADBEEF"</span></td></tr></table></div><div class="Cgroup"><h2>Other</h2><table><tr><td>Booleans</td><td><span class="RktVal">#t</span><span class="stt"> </span><span class="RktVal">#f</span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=booleans.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._not%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">not</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=booleans.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._equal%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">equal?</a></span></td></tr><tr><td><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=reader.html%23%2528part._parse-character%2529&version=6.7" class="Sq" data-pltdoc="x">Characters</a></td><td><span class="RktVal">#\a</span><span class="stt"> </span><span class="RktVal">#\tab</span><span class="stt"> </span><span class="RktVal">#\λ</span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=characters.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._char%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">char?</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=characters.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._char-%7E3einteger%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">char->integer</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=characters.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._integer-%7E3echar%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">integer->char</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=characters.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._char%7E3c%7E3d%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">char<=?</a></span><span class="stt"> </span><span title="Click on the previous
function to see similar functions in the documentation.">...</span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=characters.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._char-alphabetic%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">char-alphabetic?</a></span><span class="stt"> </span><span title="Click on the previous
function to see similar functions in the documentation.">...</span></td></tr><tr><td><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=reader.html%23%2528part._parse-symbol%2529&version=6.7" class="Sq" data-pltdoc="x">Symbols</a></td><td><span class="RktVal">'</span><span class="RktVal">Racket</span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=symbols.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._symbol%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">symbol?</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=booleans.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._eq%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">eq?</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=symbols.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._string-%7E3esymbol%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">string->symbol</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=symbols.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._gensym%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">gensym</a></span></td></tr><tr><td>Boxes</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=boxes.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._box%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">box?</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=boxes.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._box%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">box</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=boxes.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._unbox%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">unbox</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=boxes.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._set-box%2521%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">set-box!</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=boxes.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._box-cas%2521%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">box-cas!</a></span></td></tr><tr><td>Procedures</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=procedures.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._procedure%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">procedure?</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=procedures.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._apply%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">apply</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=procedures.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Flist..rkt%2529._compose%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">compose</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=procedures.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Flist..rkt%2529._compose1%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">compose1</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=procedures.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._keyword-apply%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">keyword-apply</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=procedures.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._procedure-rename%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">procedure-rename</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=procedures.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._procedure-arity%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">procedure-arity</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=procedures.html%23%2528def._%2528%2528lib._racket%252Ffunction..rkt%2529._curry%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">curry</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=procedures.html%23%2528def._%2528%2528lib._racket%252Ffunction..rkt%2529._arity-includes%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">arity-includes?</a></span></td></tr><tr><td>Void</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=void.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._void%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">void?</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=void.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._void%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">void</a></span></td></tr><tr><td>Undefined</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=undefined.html%23%2528def._%2528%2528lib._racket%252Fundefined..rkt%2529._undefined%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">undefined</a></span></td></tr></table></div></div><div class="Csection"><a name="(section._.Data)"></a>Data<div class="Cgroup"><h2>Lists</h2><table><tr><td>Create</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528lib._racket%252Flist..rkt%2529._empty%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">empty</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._list%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">list</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._list%252A%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">list*</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Flist..rkt%2529._build-list%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">build-list</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=for.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._for%252Flist%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">for/list</a></span></td></tr><tr><td>Observe</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528lib._racket%252Flist..rkt%2529._empty%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">empty?</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._list%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">list?</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._pair%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">pair?</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._length%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">length</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._list-ref%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">list-ref</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._member%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">member</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528lib._racket%252Flist..rkt%2529._count%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">count</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528lib._racket%252Flist..rkt%2529._argmin%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">argmin</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528lib._racket%252Flist..rkt%2529._argmax%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">argmax</a></span></td></tr><tr><td>Use</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._append%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">append</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Flist..rkt%2529._reverse%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">reverse</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fmap..rkt%2529._map%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">map</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fmap..rkt%2529._andmap%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">andmap</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fmap..rkt%2529._ormap%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">ormap</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Flist..rkt%2529._foldr%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">foldr</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=sequences.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._in-list%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">in-list</a></span></td></tr><tr><td>Modify</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Flist..rkt%2529._filter%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">filter</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Flist..rkt%2529._remove%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">remove</a></span><span class="stt"> </span><span title="Click on the previous
function to see similar functions in the documentation.">...</span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Flist..rkt%2529._sort%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">sort</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528lib._racket%252Flist..rkt%2529._take%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">take</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528lib._racket%252Flist..rkt%2529._drop%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">drop</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528lib._racket%252Flist..rkt%2529._split-at%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">split-at</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528lib._racket%252Flist..rkt%2529._partition%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">partition</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528lib._racket%252Flist..rkt%2529._remove-duplicates%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">remove-duplicates</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528lib._racket%252Flist..rkt%2529._shuffle%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">shuffle</a></span></td></tr><tr><td>Match Pattern</td><td><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._list%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">list</a></span><span class="stt"> </span><span class="RktVar">a</span><span class="stt"> </span><span class="RktVar">b</span><span class="stt"> </span><span class="RktVar">c</span><span class="RktPn">)</span><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._list%252A%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">list*</a></span><span class="stt"> </span><span class="RktVar">a</span><span class="stt"> </span><span class="RktVar">b</span><span class="stt"> </span><span class="RktVar">more</span><span class="RktPn">)</span><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._list%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">list</a></span><span class="stt"> </span><span class="RktVar">top</span><span class="stt"> </span><span class="RktVar">more</span><span class="stt"> </span><span class="RktVar">...</span><span class="RktPn">)</span></td></tr></table></div><div class="Cgroup"><h2>Immutable Hash</h2><table><tr><td>Create</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=hashtables.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._hash%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">hash</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=hashtables.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._hasheq%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">hasheq</a></span></td></tr><tr><td>Observe</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=hashtables.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._hash%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">hash?</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=hashtables.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._hash-ref%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">hash-ref</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=hashtables.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fmore-scheme..rkt%2529._hash-has-key%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">hash-has-key?</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=hashtables.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._hash-count%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">hash-count</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=sequences.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._in-hash%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">in-hash</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=sequences.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._in-hash-keys%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">in-hash-keys</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=sequences.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._in-hash-values%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">in-hash-values</a></span></td></tr><tr><td>Modify</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=hashtables.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._hash-set%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">hash-set</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=hashtables.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fmore-scheme..rkt%2529._hash-update%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">hash-update</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=hashtables.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._hash-remove%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">hash-remove</a></span></td></tr></table></div><div class="Cgroup"><h2>Vector</h2><table><tr><td>Create</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=vectors.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Flist..rkt%2529._build-vector%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">build-vector</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=vectors.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._vector%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">vector</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=vectors.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._make-vector%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">make-vector</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=vectors.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._list-%7E3evector%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">list->vector</a></span></td></tr><tr><td>Observe</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=vectors.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._vector%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">vector?</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=vectors.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._vector-length%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">vector-length</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=vectors.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._vector-ref%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">vector-ref</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=sequences.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._in-vector%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">in-vector</a></span></td></tr><tr><td>Modify</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=vectors.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._vector-set%2521%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">vector-set!</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=vectors.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._vector-fill%2521%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">vector-fill!</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=vectors.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._vector-copy%2521%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">vector-copy!</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=vectors.html%23%2528def._%2528%2528lib._racket%252Fvector..rkt%2529._vector-map%2521%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">vector-map!</a></span></td></tr><tr><td>Match Pattern</td><td><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=vectors.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._vector%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">vector</a></span><span class="stt"> </span><span class="RktVar">x</span><span class="stt"> </span><span class="RktVar">y</span><span class="stt"> </span><span class="RktVar">z</span><span class="RktPn">)</span><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=vectors.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._vector%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">vector</a></span><span class="stt"> </span><span class="RktVar">x</span><span class="stt"> </span><span class="RktVar">y</span><span class="stt"> </span><span class="RktVar">calabi–yau</span><span class="stt"> </span><span class="RktVar">...</span><span class="RktPn">)</span></td></tr></table></div><div class="Cgroup"><h2>Streams</h2><table><tr><td>Create</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=streams.html%23%2528form._%2528%2528lib._racket%252Fstream..rkt%2529._stream%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">stream</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=streams.html%23%2528form._%2528%2528lib._racket%252Fstream..rkt%2529._stream%252A%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">stream*</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=streams.html%23%2528def._%2528%2528lib._racket%252Fstream..rkt%2529._empty-stream%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">empty-stream</a></span></td></tr><tr><td>Observe</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=streams.html%23%2528def._%2528%2528lib._racket%252Fstream..rkt%2529._stream-empty%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">stream-empty?</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=streams.html%23%2528def._%2528%2528lib._racket%252Fstream..rkt%2529._stream-first%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">stream-first</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=streams.html%23%2528def._%2528%2528lib._racket%252Fstream..rkt%2529._stream-rest%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">stream-rest</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=streams.html%23%2528def._%2528%2528lib._racket%252Fstream..rkt%2529._in-stream%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">in-stream</a></span></td></tr></table></div><div class="Cgroup"><h2>Mutable Hash</h2><table><tr><td>Create</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=hashtables.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._make-hash%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">make-hash</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=hashtables.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._make-hasheq%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">make-hasheq</a></span></td></tr><tr><td>Observe</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=hashtables.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._hash%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">hash?</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=hashtables.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._hash-ref%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">hash-ref</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=hashtables.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fmore-scheme..rkt%2529._hash-has-key%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">hash-has-key?</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=hashtables.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._hash-count%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">hash-count</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=sequences.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._in-hash%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">in-hash</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=sequences.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._in-hash-keys%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">in-hash-keys</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=sequences.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._in-hash-values%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">in-hash-values</a></span></td></tr><tr><td>Modify</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=hashtables.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._hash-set%2521%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">hash-set!</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=hashtables.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fmore-scheme..rkt%2529._hash-ref%2521%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">hash-ref!</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=hashtables.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fmore-scheme..rkt%2529._hash-update%2521%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">hash-update!</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=hashtables.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._hash-remove%2521%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">hash-remove!</a></span></td></tr></table></div></div><div class="Csection"><a name="(section._.Systems)"></a>Systems<div class="Cgroup"><h2>Input/Output</h2><table><tr><td>Formatting</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528lib._racket%252Fformat..rkt%2529._%7E7ea%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">~a</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528lib._racket%252Fformat..rkt%2529._%7E7ev%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">~v</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528lib._racket%252Fformat..rkt%2529._%7E7es%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">~s</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528lib._racket%252Fformat..rkt%2529._%7E7ee%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">~e</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528lib._racket%252Fformat..rkt%2529._%7E7er%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">~r</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=pretty-print.html%23%2528def._%2528%2528lib._racket%252Fpretty..rkt%2529._pretty-format%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">pretty-format</a></span></td></tr><tr><td>Input</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=Reading.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._read%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">read</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=Byte_and_String_Input.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._read-bytes%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">read-bytes</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=Byte_and_String_Input.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._peek-byte%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">peek-byte</a></span></td></tr><tr><td>Output</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=Writing.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._write%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">write</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=Byte_and_String_Output.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._write-bytes%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">write-bytes</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=Writing.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._display%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">display</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=Writing.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fmisc..rkt%2529._displayln%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">displayln</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=pretty-print.html%23%2528def._%2528%2528lib._racket%252Fpretty..rkt%2529._pretty-print%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">pretty-print</a></span></td></tr><tr><td>Ports and Files</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=file-ports.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._with-input-from-file%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">with-input-from-file</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=file-ports.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._with-output-to-file%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">with-output-to-file</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=port-buffers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._flush-output%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">flush-output</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=port-buffers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._file-position%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">file-position</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=pipeports.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._make-pipe%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">make-pipe</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=port-lib.html%23%2528def._%2528%2528lib._racket%252Fport..rkt%2529._with-output-to-string%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">with-output-to-string</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=port-lib.html%23%2528def._%2528%2528lib._racket%252Fport..rkt%2529._with-input-from-string%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">with-input-from-string</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=port-lib.html%23%2528def._%2528%2528lib._racket%252Fport..rkt%2529._port-%7E3ebytes%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">port->bytes</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=port-lib.html%23%2528def._%2528%2528lib._racket%252Fport..rkt%2529._port-%7E3elines%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">port->lines</a></span><span class="stt"> </span><span title="Click on the previous
function to see similar functions in the documentation.">...</span></td></tr></table></div><div class="Cgroup"><h2>Files</h2><table><tr><td>Paths</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=Manipulating_Paths.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._build-path%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">build-path</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=Manipulating_Paths.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._bytes-%7E3epath%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">bytes->path</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=Manipulating_Paths.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._path-%7E3ebytes%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">path->bytes</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=Manipulating_Paths.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fmisc..rkt%2529._path-replace-suffix%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">path-replace-suffix</a></span><span class="stt"> </span><span title="Click on the previous
function to see similar functions in the documentation.">...</span></td></tr><tr><td>Files</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=Filesystem.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._file-exists%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">file-exists?</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=Filesystem.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._rename-file-or-directory%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">rename-file-or-directory</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=Filesystem.html%23%2528def._%2528%2528lib._racket%252Ffile..rkt%2529._copy-directory%252Ffiles%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">copy-directory/files</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=Filesystem.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._current-directory%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">current-directory</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=Filesystem.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._make-directory%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">make-directory</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=Filesystem.html%23%2528def._%2528%2528lib._racket%252Ffile..rkt%2529._delete-directory%252Ffiles%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">delete-directory/files</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=Filesystem.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._directory-list%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">directory-list</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=Filesystem.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._filesystem-change-evt%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">filesystem-change-evt</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=Filesystem.html%23%2528def._%2528%2528lib._racket%252Ffile..rkt%2529._file-%7E3ebytes%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">file->bytes</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=Filesystem.html%23%2528def._%2528%2528lib._racket%252Ffile..rkt%2529._file-%7E3elines%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">file->lines</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=Filesystem.html%23%2528def._%2528%2528lib._racket%252Ffile..rkt%2529._make-temporary-file%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">make-temporary-file</a></span></td></tr></table></div><div class="Cgroup"><h2>Miscellaneous</h2><table><tr><td>Time</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=time.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._current-seconds%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">current-seconds</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=time.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._current-inexact-milliseconds%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">current-inexact-milliseconds</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=time.html%23%2528def._%2528%2528lib._racket%252Fdate..rkt%2529._date-%7E3estring%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">date->string</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=time.html%23%2528def._%2528%2528lib._racket%252Fdate..rkt%2529._date-display-format%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">date-display-format</a></span></td></tr><tr><td>Command-Line Parsing</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=Command-Line_Parsing.html%23%2528form._%2528%2528lib._racket%252Fcmdline..rkt%2529._command-line%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">command-line</a></span></td></tr><tr><td>FFI</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=foreign&rel=Loading_Foreign_Libraries.html%23%2528def._%2528%2528lib._ffi%252Funsafe..rkt%2529._ffi-lib%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">ffi-lib</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=foreign&rel=Numeric_Types.html%23%2528def._%2528%2528quote._%7E23%7E25foreign%2529.__uint32%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">_uint32</a></span><span class="stt"> </span><span title="Click on the previous
function to see similar functions in the documentation.">...</span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=foreign&rel=foreign_procedures.html%23%2528form._%2528%2528lib._ffi%252Funsafe..rkt%2529.__fun%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">_fun</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=foreign&rel=foreign_pointer-funcs.html%23%2528def._%2528%2528quote._%7E23%7E25foreign%2529._malloc%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">malloc</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=foreign&rel=foreign_pointer-funcs.html%23%2528def._%2528%2528quote._%7E23%7E25foreign%2529._free%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">free</a></span></td></tr></table></div><div class="Cgroup"><h2>Networking</h2><table><tr><td>TCP</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=tcp.html%23%2528def._%2528%2528lib._racket%252Ftcp..rkt%2529._tcp-listen%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">tcp-listen</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=tcp.html%23%2528def._%2528%2528lib._racket%252Ftcp..rkt%2529._tcp-connect%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">tcp-connect</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=tcp.html%23%2528def._%2528%2528lib._racket%252Ftcp..rkt%2529._tcp-accept%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">tcp-accept</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=tcp.html%23%2528def._%2528%2528lib._racket%252Ftcp..rkt%2529._tcp-close%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">tcp-close</a></span></td></tr><tr><td>HTTP</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=net&rel=http-client.html%23%2528def._%2528%2528lib._net%252Fhttp-client..rkt%2529._http-conn%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">http-conn</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=net&rel=http-client.html%23%2528def._%2528%2528lib._net%252Fhttp-client..rkt%2529._http-conn-open%2521%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">http-conn-open!</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=net&rel=http-client.html%23%2528def._%2528%2528lib._net%252Fhttp-client..rkt%2529._http-conn-send%2521%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">http-conn-send!</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=net&rel=http-client.html%23%2528def._%2528%2528lib._net%252Fhttp-client..rkt%2529._http-conn-recv%2521%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">http-conn-recv!</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=net&rel=http-client.html%23%2528def._%2528%2528lib._net%252Fhttp-client..rkt%2529._http-conn-sendrecv%2521%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">http-conn-sendrecv!</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=net&rel=http-client.html%23%2528def._%2528%2528lib._net%252Fhttp-client..rkt%2529._http-sendrecv%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">http-sendrecv</a></span></td></tr><tr><td>URLs</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=net&rel=url.html%23%2528def._%2528%2528lib._net%252Furl..rkt%2529._string-%7E3eurl%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">string->url</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=net&rel=url.html%23%2528def._%2528%2528lib._net%252Furl..rkt%2529._url-%7E3estring%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">url->string</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=net&rel=url.html%23%2528def._%2528%2528lib._net%252Furl-structs..rkt%2529._url-query%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">url-query</a></span></td></tr><tr><td>Email</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=net&rel=smtp.html%23%2528def._%2528%2528lib._net%252Fsmtp..rkt%2529._smtp-send-message%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">smtp-send-message</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=net&rel=imap.html%23%2528def._%2528%2528lib._net%252Fimap..rkt%2529._imap-connect%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">imap-connect</a></span><span class="stt"> </span><span title="Click on the previous
function to see similar functions in the documentation.">...</span></td></tr><tr><td>JSON</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=json&rel=index.html%23%2528def._%2528%2528lib._json%252Fmain..rkt%2529._write-json%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">write-json</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=json&rel=index.html%23%2528def._%2528%2528lib._json%252Fmain..rkt%2529._read-json%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">read-json</a></span></td></tr><tr><td>XML</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=xml&rel=index.html%23%2528def._%2528%2528lib._xml%252Fmain..rkt%2529._read-xml%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">read-xml</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=xml&rel=index.html%23%2528def._%2528%2528lib._xml%252Fmain..rkt%2529._write-xml%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">write-xml</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=xml&rel=index.html%23%2528def._%2528%2528lib._xml%252Fmain..rkt%2529._write-xexpr%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">write-xexpr</a></span></td></tr><tr><td>Databases</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=db&rel=connect.html%23%2528def._%2528%2528lib._db%252Fmain..rkt%2529._postgresql-connect%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">postgresql-connect</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=db&rel=connect.html%23%2528def._%2528%2528lib._db%252Fmain..rkt%2529._mysql-connect%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">mysql-connect</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=db&rel=connect.html%23%2528def._%2528%2528lib._db%252Fmain..rkt%2529._sqlite3-connect%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">sqlite3-connect</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=db&rel=query-api.html%23%2528def._%2528%2528lib._db%252Fbase..rkt%2529._query-exec%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">query-exec</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=db&rel=query-api.html%23%2528def._%2528%2528lib._db%252Fbase..rkt%2529._query-rows%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">query-rows</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=db&rel=query-api.html%23%2528def._%2528%2528lib._db%252Fbase..rkt%2529._prepare%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">prepare</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=db&rel=query-api.html%23%2528def._%2528%2528lib._db%252Fbase..rkt%2529._start-transaction%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">start-transaction</a></span><span class="stt"> </span><span title="Click on the previous
function to see similar functions in the documentation.">...</span></td></tr></table></div><div class="Cgroup"><h2>Security</h2><table><tr><td>Custodians</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=custodians.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._make-custodian%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">make-custodian</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=custodians.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._custodian-shutdown-all%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">custodian-shutdown-all</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=custodians.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._current-custodian%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">current-custodian</a></span></td></tr><tr><td>Sandboxes</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=Sandboxed_Evaluation.html%23%2528def._%2528%2528lib._racket%252Fsandbox..rkt%2529._make-evaluator%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">make-evaluator</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=Sandboxed_Evaluation.html%23%2528def._%2528%2528lib._racket%252Fsandbox..rkt%2529._make-module-evaluator%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">make-module-evaluator</a></span></td></tr></table></div><div class="Cgroup"><h2>Concurrency</h2><table><tr><td>Threads</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=threads.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._thread%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">thread</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=threads.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._kill-thread%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">kill-thread</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=threads.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._thread-wait%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">thread-wait</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=threadgroups.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._make-thread-group%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">make-thread-group</a></span></td></tr><tr><td>Events</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=sync.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._sync%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">sync</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=sync.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._choice-evt%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">choice-evt</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=sync.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._wrap-evt%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">wrap-evt</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=sync.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._handle-evt%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">handle-evt</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=sync.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._alarm-evt%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">alarm-evt</a></span><span class="stt"> </span><span title="Click on the previous
function to see similar functions in the documentation.">...</span></td></tr><tr><td>Channels</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=channel.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._make-channel%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">make-channel</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=channel.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fmisc..rkt%2529._channel-get%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">channel-get</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=channel.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fmisc..rkt%2529._channel-put%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">channel-put</a></span></td></tr><tr><td>Semaphores</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=semaphore.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._make-semaphore%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">make-semaphore</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=semaphore.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._semaphore-post%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">semaphore-post</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=semaphore.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._semaphore-wait%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">semaphore-wait</a></span></td></tr><tr><td>Async Channels</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=async-channel.html%23%2528def._%2528%2528lib._racket%252Fasync-channel..rkt%2529._make-async-channel%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">make-async-channel</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=async-channel.html%23%2528def._%2528%2528lib._racket%252Fasync-channel..rkt%2529._async-channel-get%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">async-channel-get</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=async-channel.html%23%2528def._%2528%2528lib._racket%252Fasync-channel..rkt%2529._async-channel-put%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">async-channel-put</a></span></td></tr></table></div><div class="Cgroup"><h2>Parallelism</h2><table><tr><td>Futures</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=futures.html%23%2528def._%2528%2528lib._racket%252Ffuture..rkt%2529._future%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">future</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=futures.html%23%2528def._%2528%2528lib._racket%252Ffuture..rkt%2529._touch%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">touch</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=futures.html%23%2528def._%2528%2528lib._racket%252Ffuture..rkt%2529._processor-count%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">processor-count</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=futures.html%23%2528def._%2528%2528lib._racket%252Ffuture..rkt%2529._make-fsemaphore%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">make-fsemaphore</a></span><span class="stt"> </span><span title="Click on the previous
function to see similar functions in the documentation.">...</span></td></tr><tr><td>Places</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=places.html%23%2528def._%2528%2528lib._racket%252Fplace..rkt%2529._dynamic-place%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">dynamic-place</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=places.html%23%2528form._%2528%2528lib._racket%252Fplace..rkt%2529._place%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">place</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=places.html%23%2528def._%2528%2528lib._racket%252Fplace..rkt%2529._place-wait%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">place-wait</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=places.html%23%2528def._%2528%2528lib._racket%252Fplace..rkt%2529._place-wait%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">place-wait</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=places.html%23%2528def._%2528%2528lib._racket%252Fplace..rkt%2529._place-channel%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">place-channel</a></span><span class="stt"> </span><span title="Click on the previous
function to see similar functions in the documentation.">...</span></td></tr><tr><td>Processes</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=subprocess.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._subprocess%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">subprocess</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=subprocess.html%23%2528def._%2528%2528lib._racket%252Fsystem..rkt%2529._system%252A%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">system*</a></span></td></tr></table></div></div></div><div id="Cright" class="Ccolumn"><div class="Csection"><a name="(section._.Syntax._(.Beginner))"></a>Syntax (Beginner)<div class="Cgroup"><h2>Basics</h2><table><tr><td>Modules</td><td><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=module.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._module%252B%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">module+</a></span><span class="stt"> </span><span class="RktSym">main</span><span class="stt"> </span><span class="RktVar">body</span><span class="stt"> </span><span class="RktVar">...</span><span class="RktPn">)</span><span class="stt"> </span><br/><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=module.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._module%252B%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">module+</a></span><span class="stt"> </span><span class="RktSym">test</span><span class="stt"> </span><span class="RktVar">body</span><span class="stt"> </span><span class="RktVar">...</span><span class="RktPn">)</span><span class="stt"> </span><br/><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=require.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._require%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">require</a></span><span class="stt"> </span><span class="RktVar">mod-path</span><span class="RktPn">)</span><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=require.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._provide%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">provide</a></span><span class="stt"> </span><span class="RktVar">id</span><span class="RktPn">)</span></td></tr><tr><td>S-expressions</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=quote.html%23%2528form._%2528%2528quote._%7E23%7E25kernel%2529._quote%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">quote</a></span><span class="stt"> </span><span class="RktVal">'</span><span class="RktVal">(</span><span class="RktVal">a</span><span class="stt"> </span><span class="RktVal">b</span><span class="stt"> </span><span class="RktVal">c</span><span class="RktVal">)</span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=quasiquote.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fletstx-scheme..rkt%2529._quasiquote%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">quasiquote</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=quasiquote.html%23%2528form._%2528%2528quote._%7E23%7E25kernel%2529._unquote%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">unquote</a></span><span class="stt"> </span><span class="RktVal">`</span><span class="RktVal">(</span><span class="RktVal">1</span><span class="stt"> </span><span class="RktVal">2</span><span class="stt"> </span><span class="RktRdr">,</span><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._%252B%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">+</a></span><span class="stt"> </span><span class="RktVal">1</span><span class="stt"> </span><span class="RktVal">2</span><span class="RktPn">)</span><span class="RktVal">)</span></td></tr><tr><td>Procedure Applications</td><td><span class="RktPn">(</span><span class="RktVar">fn</span><span class="stt"> </span><span class="RktVar">arg1</span><span class="stt"> </span><span class="RktVar">arg2</span><span class="RktPn">)</span> <br/> <a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=reader.html%23%2528part._parse-keyword%2529&version=6.7" class="Sq" data-pltdoc="x">keyword args</a> <span class="RktPn">(</span><span class="RktVar">fn</span><span class="stt"> </span><span class="RktVar">arg1</span><span class="stt"> </span><span class="RktPn">#:key</span><span class="stt"> </span><span class="RktVar">arg2</span><span class="RktPn">)</span> <br/> <span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=procedures.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._apply%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">apply</a></span><span class="stt"> </span><span class="RktVar">fn</span><span class="stt"> </span><span class="RktVar">arg1</span><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._list%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">list</a></span><span class="stt"> </span><span class="RktVar">arg2</span><span class="RktPn">)</span><span class="RktPn">)</span></td></tr><tr><td>Procedures</td><td><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=lambda.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._lambda%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">lambda</a></span><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym">x</span><span class="RktPn">)</span><span class="stt"> </span><span class="RktSym">x</span><span class="RktPn">)</span><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=lambda.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._%7Ece%7Ebb%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">λ</a></span><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym">x</span><span class="RktPn">)</span><span class="stt"> </span><span class="RktSym">x</span><span class="RktPn">)</span><span class="stt"> </span><br/><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=lambda.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._%7Ece%7Ebb%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">λ</a></span><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym">x</span><span class="stt"> </span><span class="RktPn">[</span><span class="RktSym">opt</span><span class="stt"> </span><span class="RktVal">1</span><span class="RktPn">]</span><span class="RktPn">)</span><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._%252B%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">+</a></span><span class="stt"> </span><span class="RktSym">x</span><span class="stt"> </span><span class="RktSym">opt</span><span class="RktPn">)</span><span class="RktPn">)</span><span class="stt"> </span><br/><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=lambda.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._%7Ece%7Ebb%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">λ</a></span><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym">x</span><span class="stt"> </span><span class="RktPn">#:req</span><span class="stt"> </span><span class="RktSym">key</span><span class="RktPn">)</span><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._%252B%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">+</a></span><span class="stt"> </span><span class="RktSym">x</span><span class="stt"> </span><span class="RktSym">key</span><span class="RktPn">)</span><span class="RktPn">)</span><span class="stt"> </span><br/><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=lambda.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._%7Ece%7Ebb%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">λ</a></span><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym">x</span><span class="stt"> </span><span class="RktPn">#:opt</span><span class="stt"> </span><span class="RktPn">[</span><span class="RktSym">key</span><span class="stt"> </span><span class="RktVal">1</span><span class="RktPn">]</span><span class="RktPn">)</span><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._%252B%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">+</a></span><span class="stt"> </span><span class="RktSym">x</span><span class="stt"> </span><span class="RktSym">key</span><span class="RktPn">)</span><span class="RktPn">)</span></td></tr><tr><td>Binding</td><td><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=let.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fletstx-scheme..rkt%2529._let%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">let</a></span><span class="stt"> </span><span class="RktPn">(</span><span class="RktPn">[</span><span class="RktSym">x</span><span class="stt"> </span><span class="RktVal">1</span><span class="RktPn">]</span><span class="stt"> </span><span class="RktPn">[</span><span class="RktSym">y</span><span class="stt"> </span><span class="RktVal">2</span><span class="RktPn">]</span><span class="RktPn">)</span><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._%252B%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">+</a></span><span class="stt"> </span><span class="RktSym">x</span><span class="stt"> </span><span class="RktSym">y</span><span class="RktPn">)</span><span class="RktPn">)</span><span class="stt"> </span><br/><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=let.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fletstx-scheme..rkt%2529._let%252A%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">let*</a></span><span class="stt"> </span><span class="RktPn">(</span><span class="RktPn">[</span><span class="RktSym">x</span><span class="stt"> </span><span class="RktVal">1</span><span class="RktPn">]</span><span class="stt"> </span><span class="RktPn">[</span><span class="RktSym">x</span><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._%252B%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">+</a></span><span class="stt"> </span><span class="RktSym">x</span><span class="stt"> </span><span class="RktVal">1</span><span class="RktPn">)</span><span class="RktPn">]</span><span class="RktPn">)</span><span class="stt"> </span><span class="RktSym">x</span><span class="RktPn">)</span></td></tr><tr><td>Conditionals</td><td><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=if.html%23%2528form._%2528%2528quote._%7E23%7E25kernel%2529._if%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">if</a></span><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=number-types.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._zero%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">zero?</a></span><span class="stt"> </span><span class="RktSym">x</span><span class="RktPn">)</span><span class="stt"> </span><span class="RktVal">0</span><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._%252F%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">/</a></span><span class="stt"> </span><span class="RktVal">1</span><span class="stt"> </span><span class="RktSym">x</span><span class="RktPn">)</span><span class="RktPn">)</span><span class="stt"> </span><br/><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=if.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fletstx-scheme..rkt%2529._cond%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">cond</a></span><span class="stt"> </span><span class="RktPn">[</span><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=number-types.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._even%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">even?</a></span><span class="stt"> </span><span class="RktVar">x</span><span class="RktPn">)</span><span class="stt"> </span><span class="RktVal">0</span><span class="RktPn">]</span><span class="stt"> </span><span class="RktPn">[</span><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=number-types.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._odd%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">odd?</a></span><span class="stt"> </span><span class="RktVar">x</span><span class="RktPn">)</span><span class="stt"> </span><span class="RktVal">1</span><span class="RktPn">]</span><span class="stt"> </span><br/><span class="stt"> </span><span class="RktMeta"></span><span class="hspace"> </span><span class="RktMeta"></span><span class="stt"> </span><span class="RktPn">[</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=if.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fletstx-scheme..rkt%2529._else%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">else</a></span><span class="stt"> </span><span class="RktVal">"impossible!"</span><span class="RktPn">]</span><span class="RktPn">)</span><span class="stt"> </span><br/><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=if.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fletstx-scheme..rkt%2529._and%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">and</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=if.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fletstx-scheme..rkt%2529._or%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">or</a></span></td></tr><tr><td>Definitions</td><td><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=define.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._define%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">define</a></span><span class="stt"> </span><span class="RktSym">x</span><span class="stt"> </span><span class="RktVal">1</span><span class="RktPn">)</span><span class="stt"> </span><br/><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=define.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._define%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">define</a></span><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym">f</span><span class="stt"> </span><span class="RktSym">y</span><span class="RktPn">)</span><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._%252B%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">+</a></span><span class="stt"> </span><span class="RktSym">x</span><span class="stt"> </span><span class="RktSym">y</span><span class="RktPn">)</span><span class="RktPn">)</span></td></tr><tr><td>Iteration</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=for.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._for%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">for</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=for.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._for%252Flist%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">for/list</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=for.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._for%252A%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">for*</a></span></td></tr><tr><td>Blocks</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=begin.html%23%2528form._%2528%2528quote._%7E23%7E25kernel%2529._begin%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">begin</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=when_unless.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fletstx-scheme..rkt%2529._when%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">when</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=when_unless.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fletstx-scheme..rkt%2529._unless%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">unless</a></span></td></tr><tr><td>Require Sub-forms</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=require.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._prefix-in%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">prefix-in</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=require.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._only-in%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">only-in</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=require.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._except-in%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">except-in</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=require.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._rename-in%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">rename-in</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=require.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._for-syntax%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">for-syntax</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=require.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._for-label%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">for-label</a></span><span class="stt"> </span><span title="Click on the previous
function to see similar functions in the documentation.">...</span></td></tr><tr><td>Provide Sub-forms</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=require.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._all-defined-out%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">all-defined-out</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=require.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._all-from-out%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">all-from-out</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=require.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._rename-out%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">rename-out</a></span><span class="stt"> </span><span title="Click on the previous
function to see similar functions in the documentation.">...</span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=attaching-contracts-to-values.html%23%2528form._%2528%2528lib._racket%252Fcontract%252Fbase..rkt%2529._contract-out%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">contract-out</a></span></td></tr></table></div><div class="Cgroup"><h2>Structures</h2><table><tr><td>Definition</td><td><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=define-struct.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._struct%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">struct</a></span><span class="stt"> </span><span class="RktSym">dillo</span><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym">weight</span><span class="stt"> </span><span class="RktSym">color</span><span class="RktPn">)</span><span class="RktPn">)</span></td></tr><tr><td>Create</td><td><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=define.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._define%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">define</a></span><span class="stt"> </span><span class="RktSym">danny</span><span class="stt"> </span><span class="RktPn">(</span><span class="RktVar">dillo</span><span class="stt"> </span><span class="RktVal">17.5</span><span class="stt"> </span><span class="RktVal">'</span><span class="RktVal">purple</span><span class="RktPn">)</span><span class="RktPn">)</span></td></tr><tr><td>Observe</td><td><span class="RktPn">(</span><span class="RktVar">dillo?</span><span class="stt"> </span><span class="RktVar">danny</span><span class="RktPn">)</span><span class="stt"> </span><span class="RktPn">(</span><span class="RktVar">dillo-weight</span><span class="stt"> </span><span class="RktVar">danny</span><span class="RktPn">)</span><span class="stt"> </span><span class="RktPn">(</span><span class="RktVar">dillo-color</span><span class="stt"> </span><span class="RktVar">danny</span><span class="RktPn">)</span></td></tr><tr><td>Modify</td><td><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=struct-copy.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._struct-copy%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">struct-copy</a></span><span class="stt"> </span><span class="RktVar">dillo</span><span class="stt"> </span><span class="RktVar">danny</span><span class="stt"> </span><span class="RktPn">(</span><span class="RktPn">[</span><span class="RktSym">weight</span><span class="stt"> </span><span class="RktVal">18.0</span><span class="RktPn">]</span><span class="RktPn">)</span><span class="RktPn">)</span></td></tr><tr><td>Match Pattern</td><td><span class="RktPn">(</span><span class="RktVar">dillo</span><span class="stt"> </span><span class="RktSym">w</span><span class="stt"> </span><span class="RktSym">c</span><span class="RktPn">)</span></td></tr></table></div><div class="Cgroup"><h2>Pattern Matching</h2><table><tr><td>Basics</td><td><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=match.html%23%2528form._%2528%2528lib._racket%252Fmatch..rkt%2529._match%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">match</a></span><span class="stt"> </span><span class="RktVar">value</span><span class="stt"> </span><span class="RktPn">[</span><span class="RktVar">pat</span><span class="stt"> </span><span class="RktVar">body</span><span class="RktPn">]</span><span class="stt"> </span><span class="RktVar">...</span><span class="RktPn">)</span></td></tr><tr><td>Definitions</td><td><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=match.html%23%2528form._%2528%2528lib._racket%252Fmatch..rkt%2529._match-define%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">match-define</a></span><span class="stt"> </span><span class="RktVar">pat</span><span class="stt"> </span><span class="RktVar">value</span><span class="RktPn">)</span></td></tr><tr><td>Patterns</td><td><span class="RktPn">(</span><span class="RktVar">quote</span><span class="stt"> </span><span class="RktVar">datum</span><span class="RktPn">)</span><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._list%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">list</a></span><span class="stt"> </span><span class="RktVar">lvp</span><span class="stt"> </span><span class="RktVar">...</span><span class="RktPn">)</span><span class="stt"> </span><span class="RktPn">(</span><span class="RktVar">list-no-order</span><span class="stt"> </span><span class="RktVar">pat</span><span class="stt"> </span><span class="RktVar">...</span><span class="RktPn">)</span><span class="stt"> </span><span class="RktPn">(</span><span class="RktVar">vector</span><span class="stt"> </span><span class="RktVar">lvp</span><span class="stt"> </span><span class="RktVar">...</span><span class="RktPn">)</span><span class="stt"> </span><span class="RktPn">(</span><span class="RktVar">struct-id</span><span class="stt"> </span><span class="RktVar">pat</span><span class="stt"> </span><span class="RktVar">...</span><span class="RktPn">)</span><span class="stt"> </span><span class="RktPn">(</span><span class="RktVar">regexp</span><span class="stt"> </span><span class="RktVar">rx-expr</span><span class="stt"> </span><span class="RktVar">pat</span><span class="RktPn">)</span><span class="stt"> </span><span class="RktPn">(</span><span class="RktVar">or</span><span class="stt"> </span><span class="RktVar">pat</span><span class="stt"> </span><span class="RktVar">...</span><span class="RktPn">)</span><span class="stt"> </span><span class="RktPn">(</span><span class="RktVar">and</span><span class="stt"> </span><span class="RktVar">pat</span><span class="stt"> </span><span class="RktVar">...</span><span class="RktPn">)</span><span class="stt"> </span><span class="RktPn">(</span><span class="RktVar">?</span><span class="stt"> </span><span class="RktVar">expr</span><span class="stt"> </span><span class="RktVar">pat</span><span class="stt"> </span><span class="RktVar">...</span><span class="RktPn">)</span></td></tr></table></div></div><div class="Csection"><a name="(section._.Syntax._(.Intermediate))"></a>Syntax (Intermediate)<div class="Cgroup"><h2>Basics</h2><table><tr><td>Mutation</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=set_.html%23%2528form._%2528%2528quote._%7E23%7E25kernel%2529._set%2521%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">set!</a></span></td></tr><tr><td>Exceptions</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=exns.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._error%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">error</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=exns.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fmore-scheme..rkt%2529._with-handlers%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">with-handlers</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=exns.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._raise%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">raise</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=Exiting.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._exit%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">exit</a></span></td></tr><tr><td>Promises</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=Delayed_Evaluation.html%23%2528def._%2528%2528lib._racket%252Fpromise..rkt%2529._promise%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">promise?</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=Delayed_Evaluation.html%23%2528form._%2528%2528lib._racket%252Fpromise..rkt%2529._delay%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">delay</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=Delayed_Evaluation.html%23%2528def._%2528%2528lib._racket%252Fpromise..rkt%2529._force%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">force</a></span></td></tr><tr><td>Continuations</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=cont.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fmore-scheme..rkt%2529._let%252Fcc%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">let/cc</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=cont.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fletstx-scheme..rkt%2529._let%252Fec%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">let/ec</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=cont.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._dynamic-wind%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">dynamic-wind</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=cont.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._call-with-continuation-prompt%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">call-with-continuation-prompt</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=cont.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._abort-current-continuation%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">abort-current-continuation</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=cont.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._call-with-composable-continuation%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">call-with-composable-continuation</a></span></td></tr><tr><td>Parameters</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=parameters.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._make-parameter%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">make-parameter</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=parameters.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fmore-scheme..rkt%2529._parameterize%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">parameterize</a></span></td></tr><tr><td>External Files Needed at Runtime</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=Filesystem.html%23%2528form._%2528%2528lib._racket%252Fruntime-path..rkt%2529._define-runtime-path%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">define-runtime-path</a></span></td></tr><tr><td>Continuation Marks</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=contmarks.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._continuation-marks%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">continuation-marks</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=wcm.html%23%2528form._%2528%2528quote._%7E23%7E25kernel%2529._with-continuation-mark%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">with-continuation-mark</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=contmarks.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._continuation-mark-set-%7E3elist%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">continuation-mark-set->list</a></span></td></tr><tr><td>Multiple Values</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=values.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._values%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">values</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=let.html%23%2528form._%2528%2528quote._%7E23%7E25kernel%2529._let-values%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">let-values</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=define.html%23%2528form._%2528%2528quote._%7E23%7E25kernel%2529._define-values%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">define-values</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=values.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._call-with-values%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">call-with-values</a></span></td></tr></table></div><div class="Cgroup"><h2>Contracts</h2><table><tr><td>Basics</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=data-structure-contracts.html%23%2528def._%2528%2528lib._racket%252Fcontract%252Fprivate%252Fmisc..rkt%2529._any%252Fc%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">any/c</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=data-structure-contracts.html%23%2528def._%2528%2528lib._racket%252Fcontract%252Fbase..rkt%2529._or%252Fc%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">or/c</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=data-structure-contracts.html%23%2528def._%2528%2528lib._racket%252Fcontract%252Fbase..rkt%2529._and%252Fc%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">and/c</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=data-structure-contracts.html%23%2528def._%2528%2528lib._racket%252Fcontract%252Fprivate%252Fmisc..rkt%2529._false%252Fc%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">false/c</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=data-structure-contracts.html%23%2528def._%2528%2528lib._racket%252Fcontract%252Fbase..rkt%2529._integer-in%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">integer-in</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=data-structure-contracts.html%23%2528def._%2528%2528lib._racket%252Fcontract%252Fprivate%252Fvector..rkt%2529._vector%252Fc%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">vector/c</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=data-structure-contracts.html%23%2528def._%2528%2528lib._racket%252Fcontract%252Fbase..rkt%2529._listof%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">listof</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=data-structure-contracts.html%23%2528def._%2528%2528lib._racket%252Fcontract%252Fbase..rkt%2529._list%252Fc%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">list/c</a></span><span class="stt"> </span><span title="Click on the previous
function to see similar functions in the documentation.">...</span></td></tr><tr><td>Functions</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=function-contracts.html%23%2528form._%2528%2528lib._racket%252Fcontract%252Fbase..rkt%2529._-%7E3e%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x"><span class="nobreak">-></span></a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=function-contracts.html%23%2528form._%2528%2528lib._racket%252Fcontract%252Fbase..rkt%2529._-%7E3e%252A%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x"><span class="nobreak">-></span>*</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=function-contracts.html%23%2528form._%2528%2528lib._racket%252Fcontract%252Fbase..rkt%2529._-%7E3ei%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x"><span class="nobreak">-></span>i</a></span></td></tr><tr><td>Application</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=attaching-contracts-to-values.html%23%2528form._%2528%2528lib._racket%252Fcontract%252Fbase..rkt%2529._contract-out%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">contract-out</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=attaching-contracts-to-values.html%23%2528form._%2528%2528lib._racket%252Fcontract%252Fbase..rkt%2529._recontract-out%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">recontract-out</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=attaching-contracts-to-values.html%23%2528form._%2528%2528lib._racket%252Fcontract%252Fregion..rkt%2529._with-contract%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">with-contract</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=attaching-contracts-to-values.html%23%2528form._%2528%2528lib._racket%252Fcontract%252Fregion..rkt%2529._define%252Fcontract%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">define/contract</a></span></td></tr></table></div><div class="Cgroup"><h2>Iteration</h2><table><tr><td>Sequences</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=sequences.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._in-range%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">in-range</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=sequences.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._in-naturals%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">in-naturals</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=sequences.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._in-list%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">in-list</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=sequences.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._in-vector%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">in-vector</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=sequences.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._in-port%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">in-port</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=sequences.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._in-lines%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">in-lines</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=sequences.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._in-hash%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">in-hash</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=sequences.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._in-hash-keys%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">in-hash-keys</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=sequences.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._in-hash-values%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">in-hash-values</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=sequences.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._in-directory%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">in-directory</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=sequences.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._in-cycle%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">in-cycle</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=sequences.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._stop-before%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">stop-before</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=sequences.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._stop-after%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">stop-after</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=streams.html%23%2528def._%2528%2528lib._racket%252Fstream..rkt%2529._in-stream%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">in-stream</a></span></td></tr><tr><td>Generators</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=Generators.html%23%2528form._%2528%2528lib._racket%252Fgenerator..rkt%2529._generator%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">generator</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=Generators.html%23%2528def._%2528%2528lib._racket%252Fgenerator..rkt%2529._yield%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">yield</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=Generators.html%23%2528form._%2528%2528lib._racket%252Fgenerator..rkt%2529._in-generator%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">in-generator</a></span></td></tr></table></div><div class="Cgroup"><h2>Structures</h2><table><tr><td>Sub-structures</td><td><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=define-struct.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._struct%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">struct</a></span><span class="stt"> </span><span class="RktSym">2d</span><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym">x</span><span class="stt"> </span><span class="RktSym">y</span><span class="RktPn">)</span><span class="RktPn">)</span><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=define-struct.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._struct%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">struct</a></span><span class="stt"> </span><span class="RktSym">3d</span><span class="stt"> </span><span class="RktVar">2d</span><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym">z</span><span class="RktPn">)</span><span class="RktPn">)</span><span class="stt"> </span><span class="RktPn">(</span><span class="RktVar">2d-x</span><span class="stt"> </span><span class="RktPn">(</span><span class="RktVar">3d</span><span class="stt"> </span><span class="RktVal">1</span><span class="stt"> </span><span class="RktVal">2</span><span class="stt"> </span><span class="RktVal">3</span><span class="RktPn">)</span><span class="RktPn">)</span></td></tr><tr><td>Mutation</td><td><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=define-struct.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._struct%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">struct</a></span><span class="stt"> </span><span class="RktSym">monster</span><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym">type</span><span class="stt"> </span><span class="RktPn">[</span><span class="RktSym">hp</span><span class="stt"> </span><span class="RktPn">#:mutable</span><span class="RktPn">]</span><span class="RktPn">)</span><span class="RktPn">)</span><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=define.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._define%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">define</a></span><span class="stt"> </span><span class="RktSym">healie</span><span class="stt"> </span><span class="RktPn">(</span><span class="RktVar">monster</span><span class="stt"> </span><span class="RktVal">'</span><span class="RktVal">slime</span><span class="stt"> </span><span class="RktVal">10</span><span class="RktPn">)</span><span class="RktPn">)</span><span class="stt"> </span><span class="RktPn">(</span><span class="RktVar">set-monster-hp!</span><span class="stt"> </span><span class="RktVar">healie</span><span class="stt"> </span><span class="RktVal">0</span><span class="RktPn">)</span></td></tr><tr><td>Serialization</td><td><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=define-struct.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._struct%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">struct</a></span><span class="stt"> </span><span class="RktSym">txn</span><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym">who</span><span class="stt"> </span><span class="RktSym">what</span><span class="stt"> </span><span class="RktSym">where</span><span class="RktPn">)</span><span class="stt"> </span><span class="RktPn">#:prefab</span><span class="RktPn">)</span><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=Writing.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._write%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">write</a></span><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym">txn</span><span class="stt"> </span><span class="RktVal">"Mustard"</span><span class="stt"> </span><span class="RktVal">"Spatula"</span><span class="stt"> </span><span class="RktVal">"Observatory"</span><span class="RktPn">)</span><span class="RktPn">)</span></td></tr></table></div><div class="Cgroup"><h2>Generics</h2><table><tr><td>Definition</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=struct-generics.html%23%2528form._%2528%2528lib._racket%252Fgeneric..rkt%2529._define-generics%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">define-generics</a></span></td></tr><tr><td>Instantiation</td><td><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=define-struct.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._struct%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">struct</a></span><span class="stt"> </span><span class="RktSym">even-set</span><span class="stt"> </span><span class="RktPn">(</span><span class="RktPn">)</span><span class="stt"> </span><span class="RktPn">#:methods</span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=sets.html%23%2528form._%2528%2528lib._racket%252Fset..rkt%2529._gen%7E3aset%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">gen:set</a></span><span class="stt"> </span><span class="RktPn">[</span><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=define.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._define%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">define</a></span><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=sets.html%23%2528def._%2528%2528lib._racket%252Fset..rkt%2529._set-member%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">set-member?</a></span><span class="stt"> </span><span class="RktSym">st</span><span class="stt"> </span><span class="RktSym">i</span><span class="RktPn">)</span><span class="stt"> </span><span class="RktPn">(</span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=number-types.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._even%7E3f%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">even?</a></span><span class="stt"> </span><span class="RktSym">i</span><span class="RktPn">)</span><span class="RktPn">)</span><span class="RktPn">]</span><span class="RktPn">)</span></td></tr></table></div><div class="Cgroup"><h2>Classes</h2><table><tr><td>Definition</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=createinterface.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fclass-internal..rkt%2529._interface%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">interface</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=createclass.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fclass-internal..rkt%2529._class%252A%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">class*</a></span></td></tr><tr><td>Instantiation</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=objcreation.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fclass-internal..rkt%2529._make-object%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">make-object</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=objcreation.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fclass-internal..rkt%2529._new%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">new</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=objcreation.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fclass-internal..rkt%2529._instantiate%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">instantiate</a></span></td></tr><tr><td>Methods</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=ivaraccess.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fclass-internal..rkt%2529._send%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">send</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=ivaraccess.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fclass-internal..rkt%2529._send%252Fapply%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">send/apply</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=ivaraccess.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fclass-internal..rkt%2529._send%252Fkeyword-apply%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">send/keyword-apply</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=ivaraccess.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fclass-internal..rkt%2529._send%252A%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">send*</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=ivaraccess.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fclass-internal..rkt%2529._send%252B%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">send+</a></span></td></tr><tr><td>Fields</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=ivaraccess.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fclass-internal..rkt%2529._get-field%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">get-field</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=ivaraccess.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fclass-internal..rkt%2529._set-field%2521%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">set-field!</a></span></td></tr><tr><td>Mixins</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=mixins.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fclass-internal..rkt%2529._mixin%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">mixin</a></span></td></tr><tr><td>Traits</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=trait.html%23%2528form._%2528%2528lib._racket%252Ftrait..rkt%2529._trait%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">trait</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=trait.html%23%2528def._%2528%2528lib._racket%252Ftrait..rkt%2529._trait-sum%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">trait-sum</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=trait.html%23%2528form._%2528%2528lib._racket%252Ftrait..rkt%2529._trait-exclude%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">trait-exclude</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=trait.html%23%2528form._%2528%2528lib._racket%252Ftrait..rkt%2529._trait-rename%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">trait-rename</a></span><span class="stt"> </span><span title="Click on the previous
function to see similar functions in the documentation.">...</span></td></tr><tr><td>Contracts</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=Object_and_Class_Contracts.html%23%2528form._%2528%2528lib._racket%252Fclass..rkt%2529._class%252Fc%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">class/c</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=Object_and_Class_Contracts.html%23%2528def._%2528%2528lib._racket%252Fclass..rkt%2529._instanceof%252Fc%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">instanceof/c</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=Object_and_Class_Contracts.html%23%2528def._%2528%2528lib._racket%252Fclass..rkt%2529._is-a%7E3f%252Fc%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">is-a?/c</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=Object_and_Class_Contracts.html%23%2528def._%2528%2528lib._racket%252Fclass..rkt%2529._implementation%7E3f%252Fc%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">implementation?/c</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=Object_and_Class_Contracts.html%23%2528def._%2528%2528lib._racket%252Fclass..rkt%2529._subclass%7E3f%252Fc%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">subclass?/c</a></span></td></tr></table></div></div><div class="Csection"><a name="(section._.Syntactic._.Abstractions)"></a>Syntactic Abstractions<div class="Cgroup"><table><tr><td>Definition</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=define.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._define-syntax%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">define-syntax</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=syntax&rel=Defining_Simple_Macros.html%23%2528form._%2528%2528lib._syntax%252Fparse%252Fdefine..rkt%2529._define-simple-macro%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">define-simple-macro</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=begin.html%23%2528form._%2528%2528quote._%7E23%7E25kernel%2529._begin-for-syntax%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">begin-for-syntax</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=require.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._for-syntax%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">for-syntax</a></span></td></tr><tr><td>Templates</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=stx-patterns.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fstxcase-scheme..rkt%2529._syntax%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">syntax</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=stx-patterns.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fstxcase-scheme..rkt%2529._syntax%252Floc%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">syntax/loc</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=stx-patterns.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fstxcase-scheme..rkt%2529._with-syntax%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">with-syntax</a></span></td></tr><tr><td>Parsing ()-Syntax</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=syntax&rel=Parsing_Syntax.html%23%2528form._%2528%2528lib._syntax%252Fparse..rkt%2529._syntax-parse%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">syntax-parse</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=syntax&rel=stxparse-specifying.html%23%2528form._%2528%2528lib._syntax%252Fparse..rkt%2529._define-syntax-class%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">define-syntax-class</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=syntax&rel=stxparse-specifying.html%23%2528form._%2528%2528lib._syntax%252Fparse..rkt%2529._pattern%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">pattern</a></span></td></tr><tr><td>Syntax Objects</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=stxops.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._syntax-source%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">syntax-source</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=stxops.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._syntax-line%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">syntax-line</a></span><span class="stt"> </span><span title="Click on the previous
function to see similar functions in the documentation.">...</span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=stxops.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._syntax-%7E3edatum%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">syntax->datum</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=stxops.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._datum-%7E3esyntax%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">datum->syntax</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=stxops.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fstxcase-scheme..rkt%2529._generate-temporaries%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">generate-temporaries</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=syntax-util.html%23%2528def._%2528%2528lib._racket%252Fsyntax..rkt%2529._format-id%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">format-id</a></span></td></tr><tr><td>Transformers</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=stxtrans.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._make-set%2521-transformer%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">make-set!-transformer</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=stxtrans.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._make-rename-transformer%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">make-rename-transformer</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=stxtrans.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._local-expand%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">local-expand</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=stxtrans.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._syntax-local-value%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">syntax-local-value</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=stxtrans.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._syntax-local-name%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">syntax-local-name</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=stxtrans.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._syntax-local-lift-expression%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">syntax-local-lift-expression</a></span><span class="stt"> </span><span title="Click on the previous
function to see similar functions in the documentation.">...</span></td></tr><tr><td>Syntax Parameters</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=stxparam.html%23%2528form._%2528%2528lib._racket%252Fstxparam..rkt%2529._define-syntax-parameter%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">define-syntax-parameter</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=stxparam.html%23%2528form._%2528%2528lib._racket%252Fstxparam..rkt%2529._syntax-parameterize%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">syntax-parameterize</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=reference&rel=stxparam.html%23%2528def._%2528%2528lib._racket%252Fstxparam-exptime..rkt%2529._syntax-parameter-value%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">syntax-parameter-value</a></span></td></tr><tr><td>Parsing Raw Syntax</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=parser-tools&rel=Lexers.html%23%2528form._%2528%2528lib._parser-tools%252Flex..rkt%2529._lexer%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">lexer</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=parser-tools&rel=LALR_1__Parsers.html%23%2528form._%2528%2528lib._parser-tools%252Fyacc..rkt%2529._parser%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">parser</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=parser-tools&rel=Context-Free_Parsers.html%23%2528form._%2528%2528lib._parser-tools%252Fcfg-parser..rkt%2529._cfg-parser%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">cfg-parser</a></span></td></tr></table></div></div><div class="Csection"><a name="(section._.Tools)"></a>Tools<div class="Cgroup"><h2><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=pkg&rel=index.html&version=6.7" class="Sq" data-pltdoc="x">Packages</a></h2><table><tr><td>Inspection</td><td><span class="stt">raco pkg show</span></td></tr><tr><td>Finding</td><td><a href="https://pkgs.racket-lang.org">pkgs.racket-lang.org</a></td></tr><tr><td>Installing</td><td><span class="stt">raco pkg install</span></td></tr><tr><td>Updating</td><td><span class="stt">raco pkg update</span></td></tr><tr><td>Removing</td><td><span class="stt">raco pkg remove</span></td></tr></table></div><div class="Cgroup"><h2>Miscellaneous</h2><table><tr><td><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=raco&rel=make.html&version=6.7" class="Sq" data-pltdoc="x">Compiling</a></td><td><span class="stt">raco make program.rkt</span></td></tr><tr><td><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=raco&rel=test.html&version=6.7" class="Sq" data-pltdoc="x">Testing</a></td><td><span class="stt">raco test program.rkt a-directory</span></td></tr><tr><td><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=raco&rel=exe.html&version=6.7" class="Sq" data-pltdoc="x">Building Executables</a></td><td><span class="stt">raco exe program.rkt</span></td></tr><tr><td>Extending DrRacket</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=tools&rel=drracket_language.html%23%2528def._%2528%2528lib._drracket%252Ftool-lib..rkt%2529._drracket%7E3alanguage%7E3asimple-module-based-language-%7E3emodule-based-language-mixin%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">drracket:language:simple-module-based-language->module-based-language-mixin</a></span></td></tr><tr><td>Slides</td><td><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=slideshow&rel=Primary_Slide_Functions.html%23%2528def._%2528%2528lib._slideshow%252Fbase..rkt%2529._slide%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">slide</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=pict&rel=More_Pict_Constructors.html%23%2528def._%2528%2528lib._pict%252Fmain..rkt%2529._standard-fish%2529%2529&version=6.7" class="RktValLink Sq" data-pltdoc="x">standard-fish</a></span><span class="stt"> </span><span class="RktSym"><a href="https://download.racket-lang.org/docs/6.7/html/local-redirect/index.html?doc=pict&rel=More_Pict_Constructors.html%23%2528form._%2528%2528lib._pict%252Fcode..rkt%2529._code%2529%2529&version=6.7" class="RktStxLink Sq" data-pltdoc="x">code</a></span></td></tr></table></div></div></div></div></p><div class="navsetbottom"><span class="navleft"><form class="searchform"><input class="searchbox" style="color: #888;" type="text" value="...search manuals..." title="Enter a search string to search the manuals" onkeypress="return DoSearchKey(event, this, "6.7", "../");" onfocus="this.style.color="black"; this.style.textAlign="left"; if (this.value == "...search manuals...") this.value="";" onblur="if (this.value.match(/^ *$/)) { this.style.color="#888"; this.style.textAlign="center"; this.value="...search manuals..."; }"/></form> <a href="../index.html" title="up to the 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