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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>wcsncat</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_545"> </a>NAME</h4><blockquote>wcsncat - concatenate part of two wide-character strings</blockquote><h4><a name = "tag_000_010_546"> </a>SYNOPSIS</h4><blockquote><pre><code>#include <<a href="wchar.h.html">wchar.h</a>>wchar_t *wcsncat(wchar_t *<i>ws1</i>, const wchar_t *<i>ws2</i>, size_t <i>n</i>);</code></pre></blockquote><h4><a name = "tag_000_010_547"> </a>DESCRIPTION</h4><blockquote>The<i>wcsncat()</i>function appends not more than<i>n</i>wide-character codes (a null wide-character code and wide-charactercodes thatfollow it arenot appended) from the array pointed to by<i>ws2</i>to the end of the wide-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>.A terminating null wide-character code is always appended to the result.If copying takes place between objects that overlap, thebehaviour is undefined.</blockquote><h4><a name = "tag_000_010_548"> </a>RETURN VALUE</h4><blockquote>The<i>wcsncat()</i>function returns<i>ws1</i>;no return value is reserved to indicate an error.</blockquote><h4><a name = "tag_000_010_549"> </a>ERRORS</h4><blockquote>No errors are defined.</blockquote><h4><a name = "tag_000_010_550"> </a>EXAMPLES</h4><blockquote>None.</blockquote><h4><a name = "tag_000_010_551"> </a>APPLICATION USAGE</h4><blockquote>None.</blockquote><h4><a name = "tag_000_010_552"> </a>FUTURE DIRECTIONS</h4><blockquote>None.</blockquote><h4><a name = "tag_000_010_553"> </a>SEE ALSO</h4><blockquote><i><a href="wcscat.html">wcscat()</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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