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| <h3 class="section">5.10 <code>memmove</code>—move possibly overlapping memory</h3> |
| |
| <p><a name="index-memmove-379"></a><strong>Synopsis</strong> |
| <pre class="example"> #include <string.h> |
| void *memmove(void *<var>dst</var>, const void *<var>src</var>, size_t <var>length</var>); |
| |
| </pre> |
| <p><strong>Description</strong><br> |
| This function moves <var>length</var> characters from the block of |
| memory starting at <code>*</code><var>src</var> to the memory starting at |
| <code>*</code><var>dst</var>. <code>memmove</code> reproduces the characters correctly |
| at <code>*</code><var>dst</var> even if the two areas overlap. |
| |
| <p><br> |
| <strong>Returns</strong><br> |
| The function returns <var>dst</var> as passed. |
| |
| <p><br> |
| <strong>Portability</strong><br> |
| <code>memmove</code> is ANSI C. |
| |
| <p><code>memmove</code> requires no supporting OS subroutines. |
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