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<title>std::basic_streambuf&lt;CharT,Traits&gt;::~basic_streambuf</title>
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<h1 id="firstHeading" class="firstHeading"><span style="font-size:0.7em; line-height:130%">std::basic_streambuf&lt;CharT,Traits&gt;::</span>~basic_streambuf</h1>
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<div id="contentSub"><span class="subpages">&lt; <a href="cpp.html">cpp</a>&lrm; | <a href="cpp-io.html">io</a>&lrm; | <a href="cpp-io-basic_streambuf.html">basic streambuf</a></span></div>
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<div><span class="mw-geshi cpp source-cpp"><span class="kw1">virtual</span> ~basic_streambuf<span class="br0">(</span><span class="br0">)</span><span class="sy4">;</span></span></div>
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<p>&#27492;&#26512;&#26500;&#20989;&#25968;&#20026;&#31354;&#65306;&#27492; <code>basic_streambuf</code> &#30340;&#25104;&#21592;&#65288;&#25351;&#38024;&#21644;&#26412;&#22320;&#29615;&#22659;&#65289;&#19982;&#27492;&#26512;&#26500;&#20989;&#25968;&#36820;&#22238;&#21518;&#30340;&#36890;&#24120;&#23545;&#35937;&#26512;&#26500;&#24207;&#21015;&#19968;&#33268;&#30340;&#39034;&#24207;&#26512;&#26500;&#12290;&#28982;&#32780;&#65292;&#22240;&#20026;&#23427;&#34987;&#22768;&#26126;&#20026;&#20844;&#24320;&#34394;&#20989;&#25968;&#65292;&#25925;&#36890;&#36807;&#25351;&#21521;&#22522;&#31867;&#30340;&#25351;&#38024;&#21024;&#38500;&#20801;&#35768;&#23548;&#20986;&#33258; <code>std::basic_streambuf</code> &#30340;&#23545;&#35937;&#12290;</p>
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<p>&#65288;&#26080;&#65289;</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;fstream&gt;</span>
<span class="kw4">int</span> main<span class="br0">(</span><span class="br0">)</span>
<span class="br0">{</span>
<a href="cpp-io-basic_filebuf.html"><span class="kw1725">std::<span class="me2">filebuf</span></span></a><span class="sy2">*</span> fbp <span class="sy1">=</span> new <a href="cpp-io-basic_filebuf.html"><span class="kw1725">std::<span class="me2">filebuf</span></span></a><span class="sy4">;</span>
fbp<span class="sy2">-</span><span class="sy1">&gt;</span>open<span class="br0">(</span><span class="st0">&quot;test.txt&quot;</span>, <a href="cpp-io-ios_base-openmode.html"><span class="kw1675">std::<span class="me2">ios_base</span><span class="sy4">::</span><span class="me2">out</span></span></a><span class="br0">)</span><span class="sy4">;</span>
fbp<span class="sy2">-</span><span class="sy1">&gt;</span>sputn<span class="br0">(</span><span class="st0">&quot;Hello<span class="es1">\n</span>&quot;</span>, <span class="nu0">6</span><span class="br0">)</span><span class="sy4">;</span>
<a href="cpp-io-basic_streambuf.html"><span class="kw1724">std::<span class="me2">streambuf</span></span></a><span class="sy2">*</span> sbp <span class="sy1">=</span> fbp<span class="sy4">;</span>
delete sbp<span class="sy4">;</span> <span class="co1">// &#20851;&#38381;&#25991;&#20214;&#65292;&#20914;&#20837;&#24182;&#20889;&#20837;&#36755;&#20986;</span>
<a href="cpp-io-basic_ifstream.html"><span class="kw1732">std::<span class="me2">ifstream</span></span></a> f<span class="br0">(</span><span class="st0">&quot;test.txt&quot;</span><span class="br0">)</span><span class="sy4">;</span>
<a href="cpp-io-cout.html"><span class="kw1758">std::<span class="me2">cout</span></span></a> <span class="sy1">&lt;&lt;</span> f.<span class="me1">rdbuf</span><span class="br0">(</span><span class="br0">)</span><span class="sy4">;</span> <span class="co1">// &#35777;&#26126;</span>
<span class="br0">}</span></pre></div>
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<p>&#36755;&#20986;&#65306;</p>
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<pre class="de1">Hello</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-io-basic_streambuf-basic_streambuf.html"><span class="t-lines"><span>(&#26500;&#36896;&#20989;&#25968;)</span></span></a></div>
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<td>&#26500;&#36896; basic_streambuf &#23545;&#35937;<br />
<span class="t-mark">(&#21463;&#20445;&#25252;&#25104;&#21592;&#20989;&#25968;)</span></td>
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