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<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"/><title>6.10&nbsp;Blue Boxes Utilities</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="../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;"><a href="javascript:void(0);" title="Expand/Collapse" class="tocviewtoggle" onclick="TocviewToggle(this,&quot;tocview_0&quot;);">&#9658;</a></td><td></td><td><a href="index.html" class="tocviewlink" data-pltdoc="x">Scribble:<span class="mywbr"> &nbsp;</span> The Racket Documentation Tool</a></td></tr></table></div><div class="tocviewsublisttop" style="display: none;" id="tocview_0"><table cellspacing="0" cellpadding="0"><tr><td align="right">1&nbsp;</td><td><a href="getting-started.html" class="tocviewlink" data-pltdoc="x">Getting Started</a></td></tr><tr><td align="right">2&nbsp;</td><td><a href="reader.html" class="tocviewlink" data-pltdoc="x">@ Syntax</a></td></tr><tr><td align="right">3&nbsp;</td><td><a href="generic-prose.html" class="tocviewlink" data-pltdoc="x">High-<wbr></wbr>Level Scribble API</a></td></tr><tr><td align="right">4&nbsp;</td><td><a href="plt-manuals.html" class="tocviewlink" data-pltdoc="x">Scribbling Documentation</a></td></tr><tr><td align="right">5&nbsp;</td><td><a href="lp.html" class="tocviewlink" data-pltdoc="x">Literate Programming</a></td></tr><tr><td align="right">6&nbsp;</td><td><a href="internals.html" class="tocviewselflink" data-pltdoc="x">Low-<wbr></wbr>Level Scribble API</a></td></tr><tr><td align="right">7&nbsp;</td><td><a href="running.html" class="tocviewlink" data-pltdoc="x">Running <span class="stt">scribble</span></a></td></tr><tr><td align="right"></td><td><a href="doc-index.html" class="tocviewlink" data-pltdoc="x">Index</a></td></tr></table></div></div><div class="tocviewlist"><table cellspacing="0" cellpadding="0"><tr><td style="width: 1em;"><a href="javascript:void(0);" title="Expand/Collapse" class="tocviewtoggle" onclick="TocviewToggle(this,&quot;tocview_1&quot;);">&#9660;</a></td><td>6&nbsp;</td><td><a href="internals.html" class="tocviewlink" data-pltdoc="x">Low-<wbr></wbr>Level Scribble API</a></td></tr></table><div class="tocviewsublistbottom" style="display: block;" id="tocview_1"><table cellspacing="0" cellpadding="0"><tr><td align="right">6.1&nbsp;</td><td><a href="layers.html" class="tocviewlink" data-pltdoc="x">Scribble Layers</a></td></tr><tr><td align="right">6.2&nbsp;</td><td><a href="reader-internals.html" class="tocviewlink" data-pltdoc="x">@ Reader Internals</a></td></tr><tr><td align="right">6.3&nbsp;</td><td><a href="core.html" class="tocviewlink" data-pltdoc="x">Structures And Processing</a></td></tr><tr><td align="right">6.4&nbsp;</td><td><a href="renderer.html" class="tocviewlink" data-pltdoc="x">Renderers</a></td></tr><tr><td align="right">6.5&nbsp;</td><td><a href="decode.html" class="tocviewlink" 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href="#%28def._%28%28lib._scribble%2Fblueboxes..rkt%29._fetch-blueboxes-strs%29%29" class="tocsublink" data-pltdoc="x"><span class="RktSym"><span class="RktValLink">fetch-<wbr></wbr>blueboxes-<wbr></wbr>strs</span></span></a></td></tr><tr><td><a href="#%28def._%28%28lib._scribble%2Fblueboxes..rkt%29._fetch-blueboxes-method-tags%29%29" class="tocsublink" data-pltdoc="x"><span class="RktSym"><span class="RktValLink">fetch-<wbr></wbr>blueboxes-<wbr></wbr>method-<wbr></wbr>tags</span></span></a></td></tr><tr><td><a href="#%28def._%28%28lib._scribble%2Fblueboxes..rkt%29._make-blueboxes-cache%29%29" class="tocsublink" data-pltdoc="x"><span class="RktSym"><span class="RktValLink">make-<wbr></wbr>blueboxes-<wbr></wbr>cache</span></span></a></td></tr><tr><td><a href="#%28def._%28%28lib._scribble%2Fblueboxes..rkt%29._blueboxes-cache~3f%29%29" class="tocsublink" data-pltdoc="x"><span class="RktSym"><span class="RktValLink">blueboxes-<wbr></wbr>cache?</span></span></a></td></tr></table></div></div><div class="maincolumn"><div class="main"><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, &quot;6.3&quot;, &quot;../&quot;);" onfocus="this.style.color=&quot;black&quot;; this.style.textAlign=&quot;left&quot;; if (this.value == &quot;...search manuals...&quot;) this.value=&quot;&quot;;" onblur="if (this.value.match(/^ *$/)) { this.style.color=&quot;#888&quot;; this.style.textAlign=&quot;center&quot;; this.value=&quot;...search manuals...&quot;; }"/></form>&nbsp;&nbsp;<a href="../index.html" title="up to the documentation top" data-pltdoc="x" onclick="return GotoPLTRoot(&quot;6.3&quot;);">top</a></span><span class="navright">&nbsp;&nbsp;<a href="tag.html" title="backward to &quot;6.9 Tag Utilities&quot;" data-pltdoc="x">&larr; prev</a>&nbsp;&nbsp;<a href="internals.html" title="up to &quot;6 Low-Level Scribble API&quot;" data-pltdoc="x">up</a>&nbsp;&nbsp;<a href="config.html" title="forward to &quot;6.11 Extending and Configuring Scribble Output&quot;" data-pltdoc="x">next &rarr;</a></span>&nbsp;</div><h4 x-source-module="(lib &quot;scribblings/scribble/scribble.scrbl&quot;)" x-source-pkg="scribble-doc" x-part-tag="&quot;blueboxes&quot;">6.10<tt>&nbsp;</tt><a name="(part._blueboxes)"></a><a name="(mod-path._scribble/blueboxes)"></a>Blue Boxes Utilities</h4><p><div class="SIntrapara"><table cellspacing="0" cellpadding="0" class="defmodule"><tr><td align="left"><span class="hspace">&nbsp;</span><span class="RktPn">(</span><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.3/html/local-redirect/index.html?doc=reference&amp;rel=require.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._require%2529%2529&amp;version=6.3" class="RktStxLink Sq" data-pltdoc="x">require</a></span><span class="stt"> </span><a href="" class="RktModLink" data-pltdoc="x"><span class="RktSym">scribble/blueboxes</span></a><span class="RktPn">)</span></td><td align="right"><span class="RpackageSpec"><span class="Smaller">&nbsp;package:</span> <span class="stt">scribble-lib</span></span></td></tr></table></div><div class="SIntrapara">The <a href="" class="RktModLink" data-pltdoc="x"><span class="RktSym">scribble/blueboxes</span></a> provides access
to the content of the &ldquo;blue boxes&rdquo; that describe
some module&rsquo;s export (but without any styling).</div></p><p><div class="SIntrapara"><blockquote class="SVInsetFlow"><table cellspacing="0" cellpadding="0" class="boxed RBoxed"><tr><td><blockquote class="SubFlow"><div class="RBackgroundLabel SIEHidden"><div class="RBackgroundLabelInner"><p>procedure</p></div></div><table cellspacing="0" cellpadding="0" class="prototype RForeground"><tr><td valign="top"><span class="RktPn">(</span><a name="(def._((lib._scribble/blueboxes..rkt)._fetch-blueboxes-strs))"></a><span title="Provided from: scribble/blueboxes | Package: scribble-lib"><span class="RktSym"><a href="#%28def._%28%28lib._scribble%2Fblueboxes..rkt%29._fetch-blueboxes-strs%29%29" class="RktValDef RktValLink" data-pltdoc="x">fetch-blueboxes-strs</a></span></span></td><td valign="top"><span class="hspace">&nbsp;</span></td><td valign="top"><span class="RktVar">tag</span></td><td valign="top"><span class="hspace">&nbsp;</span></td></tr><tr><td valign="top"><span class="hspace">&nbsp;</span></td><td valign="top"><span class="hspace">&nbsp;</span>[</td><td valign="top"><span class="RktPn">#:blueboxes-cache</span><span class="hspace">&nbsp;</span><span class="RktVar">blueboxes-cache</span>]<span class="RktPn">)</span></td><td valign="top"><span class="hspace">&nbsp;</span></td></tr></table></blockquote></td></tr><tr><td><span class="hspace">&nbsp;</span>&rarr;<span class="hspace">&nbsp;</span><span class="RktPn">(</span><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.3/html/local-redirect/index.html?doc=reference&amp;rel=data-structure-contracts.html%23%2528def._%2528%2528lib._racket%252Fcontract%252Fbase..rkt%2529._or%252Fc%2529%2529&amp;version=6.3" class="RktValLink Sq" data-pltdoc="x">or/c</a></span><span class="hspace">&nbsp;</span><span class="RktVal">#f</span><span class="hspace">&nbsp;</span><span class="RktPn">(</span><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.3/html/local-redirect/index.html?doc=reference&amp;rel=data-structure-contracts.html%23%2528def._%2528%2528lib._racket%252Fcontract%252Fprivate%252Fmisc..rkt%2529._non-empty-listof%2529%2529&amp;version=6.3" class="RktValLink Sq" data-pltdoc="x">non-empty-listof</a></span><span class="hspace">&nbsp;</span><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.3/html/local-redirect/index.html?doc=reference&amp;rel=strings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._string%7E3f%2529%2529&amp;version=6.3" class="RktValLink Sq" data-pltdoc="x">string?</a></span><span class="RktPn">)</span><span class="RktPn">)</span></td></tr><tr><td><span class="hspace">&nbsp;&nbsp;</span><span class="RktVar">tag</span><span class="hspace">&nbsp;</span>:<span class="hspace">&nbsp;</span><span class="RktSym"><a href="core.html#%28def._%28%28lib._scribble%2Fcore..rkt%29._tag~3f%29%29" class="RktValLink" data-pltdoc="x">tag?</a></span></td></tr><tr><td><span class="hspace">&nbsp;&nbsp;</span><span class="RktVar">blueboxes-cache</span><span class="hspace">&nbsp;</span>:<span class="hspace">&nbsp;</span><span class="RktSym"><a href="#%28def._%28%28lib._scribble%2Fblueboxes..rkt%29._blueboxes-cache~3f%29%29" class="RktValLink" data-pltdoc="x">blueboxes-cache?</a></span><span class="hspace">&nbsp;</span>=<span class="hspace">&nbsp;</span><span class="RktPn">(</span><span class="RktSym"><a href="#%28def._%28%28lib._scribble%2Fblueboxes..rkt%29._make-blueboxes-cache%29%29" class="RktValLink" data-pltdoc="x">make-blueboxes-cache</a></span><span class="hspace">&nbsp;</span><span class="RktVal">#t</span><span class="RktPn">)</span></td></tr></table></blockquote></div><div class="SIntrapara">Returns a list of strings that show the content of the blue box
(without any styling information) for the documentation referenced
by <span class="RktVar">tag</span>.</div></p><p>The first string in the list describes the export (e.g. <span class="RktVal">"procedure"</span>
when <span class="RktSym"><a href="doc-forms.html#%28form._%28%28lib._scribble%2Fmanual..rkt%29._defproc%29%29" class="RktStxLink" data-pltdoc="x">defproc</a></span> is used, or <span class="RktVal">"syntax"</span> when <span class="RktSym"><a href="doc-forms.html#%28form._%28%28lib._scribble%2Fmanual..rkt%29._defform%29%29" class="RktStxLink" data-pltdoc="x">defform</a></span>
was used to document the export).</p><p><div class="SIntrapara"><blockquote class="SVInsetFlow"><table cellspacing="0" cellpadding="0" class="boxed RBoxed"><tr><td><blockquote class="SubFlow"><div class="RBackgroundLabel SIEHidden"><div class="RBackgroundLabelInner"><p>procedure</p></div></div><table cellspacing="0" cellpadding="0" class="prototype RForeground"><tr><td valign="top" colspan="3"><span class="RktPn">(</span><a name="(def._((lib._scribble/blueboxes..rkt)._fetch-blueboxes-method-tags))"></a><span title="Provided from: scribble/blueboxes | Package: scribble-lib"><span class="RktSym"><a href="#%28def._%28%28lib._scribble%2Fblueboxes..rkt%29._fetch-blueboxes-method-tags%29%29" class="RktValDef RktValLink" data-pltdoc="x">fetch-blueboxes-method-tags</a></span></span></td><td valign="top"><span class="hspace">&nbsp;</span></td></tr><tr><td valign="top"><span class="hspace">&nbsp;</span></td><td valign="top"><span class="hspace">&nbsp;</span></td><td valign="top"><span class="RktVar">method-name</span></td><td valign="top"><span class="hspace">&nbsp;</span></td></tr><tr><td valign="top"><span class="hspace">&nbsp;</span></td><td valign="top"><span class="hspace">&nbsp;</span>[</td><td valign="top"><span class="RktPn">#:blueboxes-cache</span><span class="hspace">&nbsp;</span><span class="RktVar">blueboxes-cache</span>]<span class="RktPn">)</span></td><td valign="top"><span class="hspace">&nbsp;</span></td></tr></table></blockquote></td></tr><tr><td><span class="hspace">&nbsp;</span>&rarr;<span class="hspace">&nbsp;</span><span class="RktPn">(</span><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.3/html/local-redirect/index.html?doc=reference&amp;rel=data-structure-contracts.html%23%2528def._%2528%2528lib._racket%252Fcontract%252Fprivate%252Fmisc..rkt%2529._listof%2529%2529&amp;version=6.3" class="RktValLink Sq" data-pltdoc="x">listof</a></span><span class="hspace">&nbsp;</span><span class="RktSym"><a href="tag.html#%28def._%28%28lib._scribble%2Ftag..rkt%29._method-tag~3f%29%29" class="RktValLink" data-pltdoc="x">method-tag?</a></span><span class="RktPn">)</span></td></tr><tr><td><span class="hspace">&nbsp;&nbsp;</span><span class="RktVar">method-name</span><span class="hspace">&nbsp;</span>:<span class="hspace">&nbsp;</span><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.3/html/local-redirect/index.html?doc=reference&amp;rel=symbols.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._symbol%7E3f%2529%2529&amp;version=6.3" class="RktValLink Sq" data-pltdoc="x">symbol?</a></span></td></tr><tr><td><span class="hspace">&nbsp;&nbsp;</span><span class="RktVar">blueboxes-cache</span><span class="hspace">&nbsp;</span>:<span class="hspace">&nbsp;</span><span class="RktSym"><a href="#%28def._%28%28lib._scribble%2Fblueboxes..rkt%29._blueboxes-cache~3f%29%29" class="RktValLink" data-pltdoc="x">blueboxes-cache?</a></span><span class="hspace">&nbsp;</span>=<span class="hspace">&nbsp;</span><span class="RktPn">(</span><span class="RktSym"><a href="#%28def._%28%28lib._scribble%2Fblueboxes..rkt%29._make-blueboxes-cache%29%29" class="RktValLink" data-pltdoc="x">make-blueboxes-cache</a></span><span class="hspace">&nbsp;</span><span class="RktVal">#t</span><span class="RktPn">)</span></td></tr></table></blockquote></div><div class="SIntrapara">Returns the list of tags for all methods that are documented in the documentation
in <span class="RktVar">blueboxes-cache</span>.</div></p><p class="SHistory">Added in version 1.11 of package <span class="stt">scribble-lib</span>.</p><p><div class="SIntrapara"><blockquote class="SVInsetFlow"><table cellspacing="0" cellpadding="0" class="boxed RBoxed"><tr><td><blockquote class="SubFlow"><div class="RBackgroundLabel SIEHidden"><div class="RBackgroundLabelInner"><p>procedure</p></div></div><table cellspacing="0" cellpadding="0" class="prototype RForeground"><tr><td valign="top"><span class="RktPn">(</span><a name="(def._((lib._scribble/blueboxes..rkt)._make-blueboxes-cache))"></a><span title="Provided from: scribble/blueboxes | Package: scribble-lib"><span class="RktSym"><a href="#%28def._%28%28lib._scribble%2Fblueboxes..rkt%29._make-blueboxes-cache%29%29" class="RktValDef RktValLink" data-pltdoc="x">make-blueboxes-cache</a></span></span></td><td valign="top"><span class="hspace">&nbsp;</span></td><td valign="top"><span class="RktVar">populate?</span></td><td valign="top"><span class="hspace">&nbsp;</span></td></tr><tr><td valign="top"><span class="hspace">&nbsp;</span></td><td valign="top"><span class="hspace">&nbsp;</span>[</td><td valign="top"><span class="RktPn">#:blueboxes-dirs</span><span class="hspace">&nbsp;</span><span class="RktVar">blueboxes-dirs</span>]<span class="RktPn">)</span></td><td valign="top"><span class="hspace">&nbsp;</span></td></tr></table></blockquote></td></tr><tr><td><span class="hspace">&nbsp;</span>&rarr;<span class="hspace">&nbsp;</span><span class="RktSym"><a href="#%28def._%28%28lib._scribble%2Fblueboxes..rkt%29._blueboxes-cache~3f%29%29" class="RktValLink" data-pltdoc="x">blueboxes-cache?</a></span></td></tr><tr><td><span class="hspace">&nbsp;&nbsp;</span><span class="RktVar">populate?</span><span class="hspace">&nbsp;</span>:<span class="hspace">&nbsp;</span><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.3/html/local-redirect/index.html?doc=reference&amp;rel=booleans.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._boolean%7E3f%2529%2529&amp;version=6.3" class="RktValLink Sq" data-pltdoc="x">boolean?</a></span></td></tr><tr><td><span class="hspace">&nbsp;&nbsp;</span><span class="RktVar">blueboxes-dirs</span><span class="hspace">&nbsp;</span>:<span class="hspace">&nbsp;</span><span class="RktPn">(</span><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.3/html/local-redirect/index.html?doc=reference&amp;rel=data-structure-contracts.html%23%2528def._%2528%2528lib._racket%252Fcontract%252Fprivate%252Fmisc..rkt%2529._listof%2529%2529&amp;version=6.3" class="RktValLink Sq" data-pltdoc="x">listof</a></span><span class="hspace">&nbsp;</span><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.3/html/local-redirect/index.html?doc=reference&amp;rel=Manipulating_Paths.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._path%7E3f%2529%2529&amp;version=6.3" class="RktValLink Sq" data-pltdoc="x">path?</a></span><span class="RktPn">)</span><span class="hspace">&nbsp;</span>=<span class="hspace">&nbsp;</span><span class="RktPn">(</span><span class="RktSym">get-doc-search-dirs</span><span class="RktPn">)</span></td></tr></table></blockquote></div><div class="SIntrapara">Constructs a new (mutable) blueboxes cache.</div></p><p>If <span class="RktVar">populate?</span> is <span class="RktVal">#f</span>, the cache is initially
unpopulated, in which case it is filled in the first time the cache
is passed to <span class="RktSym">fetch-bluebxoes-strs</span>. Otherwise, the cache is
populated immediately.</p><p>The <span class="RktVar">blueboxes-dirs</span> argument is a list of directories that are
looked inside for <span class="stt">"blueboxes.rktd"</span> files. The default value
is only an approximation for where those files usually reside. See
also <span class="RktSym"><a href="http://download.racket-lang.org/docs/6.3/html/local-redirect/index.html?doc=raco&amp;rel=xref.html%23%2528def._%2528%2528lib._setup%252Fxref..rkt%2529._get-rendered-doc-directories%2529%2529&amp;version=6.3" class="RktValLink Sq" data-pltdoc="x">get-rendered-doc-directories</a></span>.</p><p><div class="SIntrapara"><blockquote class="SVInsetFlow"><table cellspacing="0" cellpadding="0" class="boxed RBoxed"><tr><td><blockquote class="SubFlow"><div class="RBackgroundLabel SIEHidden"><div class="RBackgroundLabelInner"><p>procedure</p></div></div><p class="RForeground"><span class="RktPn">(</span><a name="(def._((lib._scribble/blueboxes..rkt)._blueboxes-cache~3f))"></a><span title="Provided from: scribble/blueboxes | Package: scribble-lib"><span class="RktSym"><a href="#%28def._%28%28lib._scribble%2Fblueboxes..rkt%29._blueboxes-cache~3f%29%29" class="RktValDef RktValLink" data-pltdoc="x">blueboxes-cache?</a></span></span><span class="hspace">&nbsp;</span><span class="RktVar">v</span><span class="RktPn">)</span><span class="hspace">&nbsp;</span>&rarr;<span class="hspace">&nbsp;</span><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.3/html/local-redirect/index.html?doc=reference&amp;rel=booleans.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._boolean%7E3f%2529%2529&amp;version=6.3" class="RktValLink Sq" data-pltdoc="x">boolean?</a></span></p></blockquote></td></tr><tr><td><span class="hspace">&nbsp;&nbsp;</span><span class="RktVar">v</span><span class="hspace">&nbsp;</span>:<span class="hspace">&nbsp;</span><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.3/html/local-redirect/index.html?doc=reference&amp;rel=data-structure-contracts.html%23%2528def._%2528%2528lib._racket%252Fcontract%252Fprivate%252Fmisc..rkt%2529._any%252Fc%2529%2529&amp;version=6.3" class="RktValLink Sq" data-pltdoc="x">any/c</a></span></td></tr></table></blockquote></div><div class="SIntrapara">Determines if <span class="RktVar">v</span> is a blueboxes cache.</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, &quot;6.3&quot;, &quot;../&quot;);" onfocus="this.style.color=&quot;black&quot;; this.style.textAlign=&quot;left&quot;; if (this.value == &quot;...search manuals...&quot;) this.value=&quot;&quot;;" onblur="if (this.value.match(/^ *$/)) { this.style.color=&quot;#888&quot;; this.style.textAlign=&quot;center&quot;; this.value=&quot;...search manuals...&quot;; }"/></form>&nbsp;&nbsp;<a href="../index.html" title="up to the documentation top" data-pltdoc="x" onclick="return GotoPLTRoot(&quot;6.3&quot;);">top</a></span><span class="navright">&nbsp;&nbsp;<a href="tag.html" title="backward to &quot;6.9 Tag Utilities&quot;" data-pltdoc="x">&larr; prev</a>&nbsp;&nbsp;<a href="internals.html" title="up to &quot;6 Low-Level Scribble API&quot;" data-pltdoc="x">up</a>&nbsp;&nbsp;<a href="config.html" title="forward to &quot;6.11 Extending and Configuring Scribble Output&quot;" data-pltdoc="x">next &rarr;</a></span>&nbsp;</div></div></div><div id="contextindicator">&nbsp;</div></body></html>