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<a name="strncpy_002d_002d_002dcounted-copy-string"></a>
<h3 class="section">5.34 <code>strncpy</code>—counted copy string</h3>
<a name="index-strncpy"></a>
<p><strong>Synopsis</strong>
</p><div class="example">
<pre class="example">#include <string.h>
char *strncpy(char *restrict <var>dst</var>, const char *restrict <var>src</var>,
size_t <var>length</var>);
</pre></div>
<p><strong>Description</strong><br>
<code>strncpy</code> copies not more than <var>length</var> characters from the
the string pointed to by <var>src</var> (including the terminating
null character) to the array pointed to by <var>dst</var>. If the
string pointed to by <var>src</var> is shorter than <var>length</var>
characters, null characters are appended to the destination
array until a total of <var>length</var> characters have been
written.
</p>
<br>
<p><strong>Returns</strong><br>
This function returns the initial value of <var>dst</var>.
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<p><strong>Portability</strong><br>
<code>strncpy</code> is ANSI C.
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<p><code>strncpy</code> requires no supporting OS subroutines.
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