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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2 Final//EN"><html><head><!-- Copyright 1997 The Open Group, All Rights Reserved --><title>wcscat</title></head><body bgcolor=white><center><font size=2>The Single UNIX ® Specification, Version 2<br>Copyright © 1997 The Open Group</font></center><hr size=2 noshade><h4><a name = "tag_000_010_473"> </a>NAME</h4><blockquote>wcscat - concatenate two wide-character strings</blockquote><h4><a name = "tag_000_010_474"> </a>SYNOPSIS</h4><blockquote><pre><code>#include <<a href="wchar.h.html">wchar.h</a>>wchar_t *wcscat(wchar_t *<i>ws1</i>, const wchar_t *<i>ws2</i>);</code></pre></blockquote><h4><a name = "tag_000_010_475"> </a>DESCRIPTION</h4><blockquote>The<i>wcscat()</i>function appends a copy of the wide-character string pointed to by<i>ws2</i>(including the terminating null wide-character code) to the end of thewide-character string pointed to by<i>ws1</i>.The initial wide-character code of<i>ws2</i>overwrites the null wide-character code at the end of<i>ws1</i>.If copying takes place between objects that overlap, thebehaviour is undefined.</blockquote><h4><a name = "tag_000_010_476"> </a>RETURN VALUE</h4><blockquote>The<i>wcscat()</i>function returns<i>ws1</i>;no return value is reserved to indicate an error.</blockquote><h4><a name = "tag_000_010_477"> </a>ERRORS</h4><blockquote>No errors are defined.</blockquote><h4><a name = "tag_000_010_478"> </a>EXAMPLES</h4><blockquote>None.</blockquote><h4><a name = "tag_000_010_479"> </a>APPLICATION USAGE</h4><blockquote>None.</blockquote><h4><a name = "tag_000_010_480"> </a>FUTURE DIRECTIONS</h4><blockquote>None.</blockquote><h4><a name = "tag_000_010_481"> </a>SEE ALSO</h4><blockquote><i><a href="wcsncat.html">wcsncat()</a></i>,<i><a href="wchar.h.html"><wchar.h></a></i>.</blockquote><h4>DERIVATION</h4><blockquote>Derived from the MSE working draft.</blockquote><hr size=2 noshade><center><font size=2>UNIX ® is a registered Trademark of The Open Group.<br>Copyright © 1997 The Open Group<br> [ <a href="../index.html">Main Index</a> | <a href="../xshix.html">XSH</a> | <a href="../xcuix.html">XCU</a> | <a href="../xbdix.html">XBD</a> | <a href="../cursesix.html">XCURSES</a> | <a href="../xnsix.html">XNS</a> ]</font></center><hr size=2 noshade></body></html>⌨️ 快捷键说明
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