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<a name="memset_002d_002d_002dset-an-area-of-memory"></a>
<h3 class="section">5.13 <code>memset</code>&mdash;set an area of memory</h3>
<a name="index-memset"></a>
<p><strong>Synopsis</strong>
</p><div class="example">
<pre class="example">#include &lt;string.h&gt;
void *memset(void *<var>dst</var>, int <var>c</var>, size_t <var>length</var>);

</pre></div>
<p><strong>Description</strong><br>
This function converts the argument <var>c</var> into an unsigned
char and fills the first <var>length</var> characters of the array
pointed to by <var>dst</var> to the value.
</p>
<br>
<p><strong>Returns</strong><br>
<code>memset</code> returns the value of <var>dst</var>.
</p>
<br>
<p><strong>Portability</strong><br>
<code>memset</code> is ANSI C.
</p>
<p><code>memset</code> requires no supporting OS subroutines.
</p>
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