55 lines
2.5 KiB
HTML
55 lines
2.5 KiB
HTML
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<html lang="zh" dir="ltr" class="client-nojs" xmlns="http://www.w3.org/1999/xhtml" xml:lang="zh">
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<title>std::vector<T,Allocator>::~vector</title>
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<body class="mediawiki ltr sitedir-ltr ns-0 ns-subject page-cpp_container_vector_vector skin-cppreference2 action-view cpp-page-template cpp-navbar">
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<h1 id="firstHeading" class="firstHeading"><span style="font-size:0.7em; line-height:130%">std::vector<T,Allocator>::</span>~vector</h1>
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<div id="contentSub"><span class="subpages">< <a href="cpp.html">cpp</a>‎ | <a href="cpp-container.html">container</a>‎ | <a href="cpp-container-vector.html">vector</a></span></div>
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<p></p>
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<div><span class="mw-geshi cpp source-cpp">~vector<span class="br0">(</span><span class="br0">)</span><span class="sy4">;</span></span></div>
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<td><span class="t-mark-rev t-until-cxx20">(C++20 前)</span></td>
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<div><span class="mw-geshi cpp source-cpp"><span class="kw4">constexpr</span> ~vector<span class="br0">(</span><span class="br0">)</span><span class="sy4">;</span></span></div>
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<td class="t-dcl-nopad"></td>
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<td><span class="t-mark-rev t-since-cxx20">(C++20 起)</span></td>
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<p>销毁 <code>vector</code> 。调用元素的析构函数，然后解分配所用的存储。注意，若元素是指针，则不销毁所指向的对象。</p>
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<h3><span class="mw-headline" id=".E5.A4.8D.E6.9D.82.E5.BA.A6">复杂度</span></h3>
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<p>与 <code>vector</code> 大小成线性。</p>
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