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<h1 id="firstHeading" class="firstHeading"><span style="font-size:0.7em; line-height:130%">std::</span>wcsstr</h1>
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<div id="contentSub"><span class="subpages">&lt; <a href="cpp.html">cpp</a>&lrm; | <a href="cpp-string.html">string</a>&lrm; | <a href="cpp-string-wide.html">wide</a></span></div>
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<div>&#23450;&#20041;&#20110;&#22836;&#25991;&#20214; <code><a href="cpp-header-cwchar.html">&lt;cwchar&gt;</a></code></div>
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<div><span class="mw-geshi cpp source-cpp"><span class="kw4">const</span> <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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<div><span class="mw-geshi cpp source-cpp">&nbsp; &nbsp; &nbsp; <span class="kw4">wchar_t</span><span class="sy2">*</span> wcsstr<span class="br0">(</span> &nbsp; &nbsp; &nbsp; <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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<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>&#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>
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<td>&#25351;&#21521;&#35201;&#25628;&#32034;&#30340;&#31354;&#32456;&#27490;&#23485;&#23383;&#31526;&#20018;&#30340;&#25351;&#38024;</td>
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<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>
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<pre class="de1"><span class="co2">#include &lt;iostream&gt;</span>
<span class="co2">#include &lt;cwchar&gt;</span>
<span class="co2">#include &lt;clocale&gt;</span>
<span class="kw4">int</span> main<span class="br0">(</span><span class="br0">)</span>
<span class="br0">{</span>
<span class="kw4">wchar_t</span> <span class="kw4">const</span><span class="sy2">*</span> origin <span class="sy1">=</span> L<span class="st0">&quot;&#12450;&#12523;&#12501;&#12449;, &#12505;&#12540;&#12479;, &#12460;&#12531;&#12510;, &#12450;&#12523;&#12501;&#12449;, &#12505;&#12540;&#12479;, &#12460;&#12531;&#12510;.&quot;</span><span class="sy4">;</span>
<span class="kw4">wchar_t</span> <span class="kw4">const</span><span class="sy2">*</span> target <span class="sy1">=</span> L<span class="st0">&quot;&#12505;&#12540;&#12479;&quot;</span><span class="sy4">;</span>
<span class="kw4">wchar_t</span> <span class="kw4">const</span><span class="sy2">*</span> result <span class="sy1">=</span> origin<span class="sy4">;</span>
<a href="cpp-locale-setlocale.html"><span class="kw1989">std::<span class="me2">setlocale</span></span></a><span class="br0">(</span><a href="cpp-locale-LC_categories.html"><span class="kw1992">LC_ALL</span></a>, <span class="st0">&quot;en_US.utf8&quot;</span><span class="br0">)</span><span class="sy4">;</span>
<a href="cpp-io-cout.html"><span class="kw1758">std::<span class="me2">wcout</span></span></a> <span class="sy1">&lt;&lt;</span> L<span class="st0">&quot;Substring to find: <span class="es1">\&quot;</span>&quot;</span> <span class="sy1">&lt;&lt;</span> target <span class="sy1">&lt;&lt;</span> L<span class="st0">&quot;<span class="es1">\&quot;</span><span class="es1">\n</span>&quot;</span>
<span class="sy1">&lt;&lt;</span> L<span class="st0">&quot;String to search: &quot;</span> <span class="sy1">&lt;&lt;</span> origin <span class="sy1">&lt;&lt;</span> L<span class="st0">&quot;<span class="es1">\n</span><span class="es1">\n</span>&quot;</span><span class="sy4">;</span>
<span class="kw1">for</span> <span class="br0">(</span><span class="sy4">;</span> <span class="br0">(</span>result <span class="sy1">=</span> std<span class="sy4">::</span><span class="me2">wcsstr</span><span class="br0">(</span>result, target<span class="br0">)</span><span class="br0">)</span> <span class="sy3">!</span><span class="sy1">=</span> <a href="cpp-types-NULL.html"><span class="kw103">NULL</span></a><span class="sy4">;</span> <span class="sy2">++</span>result<span class="br0">)</span>
<a href="cpp-io-cout.html"><span class="kw1758">std::<span class="me2">wcout</span></span></a> <span class="sy1">&lt;&lt;</span> L<span class="st0">&quot;found: &quot;</span> <span class="sy1">&lt;&lt;</span> result <span class="sy1">&lt;&lt;</span> <span class="st0">&#39;<span class="es1">\n</span>&#39;</span><span class="sy4">;</span>
<span class="br0">}</span></pre></div>
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<p>&#21487;&#33021;&#30340;&#36755;&#20986;&#65306;</p>
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<pre class="de1">Substring to find: &quot;&#12505;&#12540;&#12479;&quot;
String to search: &#12450;&#12523;&#12501;&#12449;, &#12505;&#12540;&#12479;, &#12460;&#12531;&#12510;, &#12450;&#12523;&#12501;&#12449;, &#12505;&#12540;&#12479;, &#12460;&#12531;&#12510;.
found: &#12505;&#12540;&#12479;, &#12460;&#12531;&#12510;, &#12450;&#12523;&#12501;&#12449;, &#12505;&#12540;&#12479;, &#12460;&#12531;&#12510;.
found: &#12505;&#12540;&#12479;, &#12460;&#12531;&#12510;.</pre></div>
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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><a href="cpp-string-basic_string-find.html"><span class="t-lines"><span>find</span></span></a></div>
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<td>&#20110;&#23383;&#31526;&#20018;&#20013;&#23547;&#25214;&#23383;&#31526;<br />
<span class="t-mark">(<code>std::basic_string&lt;CharT,Traits,Allocator&gt;</code> &#30340;&#20844;&#24320;&#25104;&#21592;&#20989;&#25968;)</span></td>
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<div><a href="cpp-string-byte-strstr.html"><span class="t-lines"><span>strstr</span></span></a></div>
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<td>&#23547;&#25214;&#23383;&#31526;&#23376;&#20018;&#30340;&#39318;&#27425;&#20986;&#29616;<br />
<span class="t-mark">(&#20989;&#25968;)</span></td>
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<div><a href="cpp-string-wide-wcschr.html"><span class="t-lines"><span>wcschr</span></span></a></div>
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<td>&#23547;&#25214;&#23485;&#23383;&#31526;&#20018;&#20013;&#23485;&#23383;&#31526;&#30340;&#39318;&#27425;&#20986;&#29616;<br />
<span class="t-mark">(&#20989;&#25968;)</span></td>
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<div><a href="cpp-string-wide-wcsrchr.html"><span class="t-lines"><span>wcsrchr</span></span></a></div>
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<td>&#22312;&#23485;&#23383;&#31526;&#20018;&#20013;&#23547;&#25214;&#23485;&#23383;&#31526;&#30340;&#26368;&#21518;&#19968;&#27425;&#20986;&#29616;<br />
<span class="t-mark">(&#20989;&#25968;)</span></td>
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