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hustoj/web/cppreference-zh/chmhelp/c-string-wide-wcsstr.html
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<!DOCTYPE html>
<html lang="zh" dir="ltr" class="client-nojs" xmlns="http://www.w3.org/1999/xhtml" xml:lang="zh">
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>wcsstr</title>
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<body class="mediawiki ltr sitedir-ltr ns-0 ns-subject page-c_string_wide_wcsstr skin-cppreference2 action-view cpp-navbar">
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<h1 id="firstHeading" class="firstHeading">wcsstr</h1>
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<div id="contentSub"><span class="subpages">&lt; <a href="c.html">c</a>&lrm; | <a href="c-string.html">string</a>&lrm; | <a href="c-string-wide.html">wide</a></span></div>
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<div>&#23450;&#20041;&#20110;&#22836;&#25991;&#20214; <code>&lt;wchar.h&gt;</code></div>
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<div><span class="mw-geshi c source-c"><span class="kw4">wchar_t</span><span class="sy2">*</span> wcsstr<span class="br0">(</span> <span class="kw4">const</span> <span class="kw4">wchar_t</span><span class="sy2">*</span> dest, <span class="kw4">const</span> <span class="kw4">wchar_t</span><span class="sy2">*</span> src <span class="br0">)</span><span class="sy4">;</span></span></div>
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<td><span class="t-mark-rev t-since-c95">(C95 &#36215;)</span></td>
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<p>&#23547;&#25214; <code>dest</code> &#25152;&#25351;&#30340;&#31354;&#32456;&#27490;&#23485;&#23383;&#31526;&#20018;&#22312; <code>src</code> &#25152;&#25351;&#30340;&#31354;&#32456;&#27490;&#23485;&#23383;&#31526;&#20018;&#20013;&#30340;&#39318;&#27425;&#20986;&#29616;&#12290;&#19981;&#27604;&#36739;&#31354;&#32456;&#27490;&#23383;&#31526;&#12290;</p>
<p>&#33509; <code>src</code> &#25110; <code>dest</code> &#19981;&#26159;&#25351;&#21521;&#31354;&#32456;&#27490;&#23383;&#33410;&#23383;&#31526;&#20018;&#30340;&#25351;&#38024;&#65292;&#21017;&#34892;&#20026;&#26410;&#23450;&#20041;&#12290;</p>
<h3><span class="mw-headline" id=".E5.8F.82.E6.95.B0">&#21442;&#25968;</span></h3>
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<td>dest</td>
<td>-</td>
<td>&#25351;&#21521;&#35201;&#26816;&#39564;&#30340;&#31354;&#32456;&#27490;&#23383;&#33410;&#23383;&#31526;&#20018;&#30340;&#25351;&#38024;</td>
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<td>src</td>
<td>-</td>
<td>&#25351;&#21521;&#35201;&#25628;&#32034;&#30340;&#31354;&#32456;&#27490;&#23485;&#23383;&#31526;&#20018;&#30340;&#25351;&#38024;</td>
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</table>
<h3><span class="mw-headline" id=".E8.BF.94.E5.9B.9E.E5.80.BC">&#36820;&#22238;&#20540;</span></h3>
<p>&#25351;&#21521;&#20110; <code>dest</code> &#20013;&#25214;&#21040;&#30340;&#23376;&#20018;&#39318;&#23383;&#31526;&#30340;&#25351;&#38024;&#65292;&#25110;&#33509;&#25214;&#19981;&#21040;&#35813;&#23376;&#20018;&#21017;&#20026;&#31354;&#25351;&#38024;&#12290;&#33509; <code>src</code> &#25351;&#21521;&#31354;&#23383;&#31526;&#20018;&#65292;&#21017;&#36820;&#22238; <code>dest</code> &#12290;</p>
<h3><span class="mw-headline" id=".E7.A4.BA.E4.BE.8B">&#31034;&#20363;</span></h3>
<div class="t-example">
<div class="t-example-live-link"></div>
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<pre class="de1"><span class="co2">#include &lt;stdio.h&gt;</span>
<span class="co2">#include &lt;locale.h&gt;</span>
<span class="co2">#include &lt;wchar.h&gt;</span>
<span class="kw4">int</span> main<span class="br0">(</span><span class="kw4">void</span><span class="br0">)</span>
<span class="br0">{</span>
<a href="c-locale-setlocale.html"><span class="kw900">setlocale</span></a><span class="br0">(</span><a href="c-locale-LC_categories.html"><span class="kw903">LC_ALL</span></a>, <span class="st0">&quot;ru_RU.UTF-8&quot;</span><span class="br0">)</span><span class="sy4">;</span>
<span class="kw4">wchar_t</span> str<span class="br0">[</span><span class="nu0">5</span><span class="br0">]</span><span class="br0">[</span><span class="nu0">64</span><span class="br0">]</span> <span class="sy1">=</span> <span class="br0">{</span>
L<span class="st0">&quot;&#1057;&#1090;&#1088;&#1086;&#1082;&#1072;, &#1075;&#1076;&#1077; &#1077;&#1089;&#1090;&#1100; &#1087;&#1086;&#1076;&#1089;&#1090;&#1088;&#1086;&#1082;&#1072; &#39;&#1085;&#1086;&#39;.&quot;</span>,
L<span class="st0">&quot;&#1057;&#1090;&#1088;&#1086;&#1082;&#1072;, &#1075;&#1076;&#1077; &#1090;&#1072;&#1082;&#1086;&#1081; &#1087;&#1086;&#1076;&#1089;&#1090;&#1088;&#1086;&#1082;&#1080; &#1085;&#1077;&#1090;.&quot;</span>,
L<span class="st0">&quot;&#1054;&#1085; &#1079;&#1076;&#1077;&#1089;&#1100;.&quot;</span>,
L<span class="st0">&quot;&#1047;&#1076;&#1077;&#1089;&#1100; &#1086;&#1085;.&quot;</span>,
L<span class="st0">&quot;&#1045;&#1075;&#1086; &#1085;&#1077;&#1090;.&quot;</span>
<span class="br0">}</span><span class="sy4">;</span>
<span class="kw1">for</span> <span class="br0">(</span><a href="c-types-size_t.html"><span class="kw100">size_t</span></a> i <span class="sy1">=</span> <span class="nu0">0</span><span class="sy4">;</span> i <span class="sy1">&lt;</span> <span class="nu0">5</span><span class="sy4">;</span> <span class="sy2">++</span>i<span class="br0">)</span> <span class="br0">{</span>
<span class="kw1">if</span> <span class="br0">(</span>wcsstr<span class="br0">(</span>str<span class="br0">[</span>i<span class="br0">]</span>, L<span class="st0">&quot;&#1085;&#1086;&quot;</span><span class="br0">)</span><span class="br0">)</span> <span class="br0">{</span>
<a href="c-io-fwprintf.html"><span class="kw864">wprintf</span></a><span class="br0">(</span>L<span class="st0">&quot;%ls<span class="es1">\n</span>&quot;</span>, str<span class="br0">[</span>i<span class="br0">]</span><span class="br0">)</span><span class="sy4">;</span>
<span class="br0">}</span>
<span class="br0">}</span>
<span class="br0">}</span></pre></div>
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<p>&#36755;&#20986;&#65306;</p>
<div dir="ltr" class="mw-geshi" style="text-align: left;">
<div class="text source-text">
<pre class="de1">&#1057;&#1090;&#1088;&#1086;&#1082;&#1072;, &#1075;&#1076;&#1077; &#1077;&#1089;&#1090;&#1100; &#1087;&#1086;&#1076;&#1089;&#1090;&#1088;&#1086;&#1082;&#1072; &#39;&#1085;&#1086;&#39;.</pre></div>
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<h3><span class="mw-headline" id=".E5.BC.95.E7.94.A8">&#24341;&#29992;</span></h3>
<div class="t-ref-std-11">
<ul>
<li>C11 &#26631;&#20934;&#65288;ISO/IEC 9899:2011&#65289;&#65306;</li>
</ul>
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<dd>
<ul>
<li>7.29.4.5.6 The wcsstr function (p: 437)</li>
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</dd>
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<div class="t-ref-std-c99">
<ul>
<li>C99 &#26631;&#20934;&#65288;ISO/IEC 9899:1999&#65289;&#65306;</li>
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<dd>
<ul>
<li>7.24.4.5.6 The wcsstr function (p: 383)</li>
</ul>
</dd>
</dl>
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<h3><span class="mw-headline" id=".E5.8F.82.E9.98.85">&#21442;&#38405;</span></h3>
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<div class="t-dsc-member-div">
<div><a href="c-string-wide-wcschr.html"><span class="t-lines"><span>wcschr</span></span></a></div>
<div><span class="t-lines"><span><span class="t-mark-rev t-since-c95">(C95)</span></span></span></div>
</div>
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<td>&#26597;&#25214;&#23485;&#23383;&#31526;&#22312;&#23485;&#23383;&#31526;&#20018;&#20013;&#30340;&#39318;&#27425;&#20986;&#29616;<br />
<span class="t-mark">(&#20989;&#25968;)</span></td>
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<tr class="t-dsc">
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<div class="t-dsc-member-div">
<div><a href="c-string-wide-wcsrchr.html"><span class="t-lines"><span>wcsrchr</span></span></a></div>
<div><span class="t-lines"><span><span class="t-mark-rev t-since-c95">(C95)</span></span></span></div>
</div>
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<td>&#26597;&#25214;&#23485;&#23383;&#31526;&#22312;&#23485;&#23383;&#31526;&#20018;&#20013;&#30340;&#26368;&#21518;&#19968;&#27425;&#20986;&#29616;<br />
<span class="t-mark">(&#20989;&#25968;)</span></td>
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