78 lines
3.3 KiB
HTML
78 lines
3.3 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::new_handler</title>
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<body class="mediawiki ltr sitedir-ltr ns-0 ns-subject page-cpp_memory_new_new_handler skin-cppreference2 action-view cpp-navbar">
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<h1 id="firstHeading" class="firstHeading"><span style="font-size:0.7em; line-height:130%">std::</span>new_handler</h1>
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<div id="contentSub"><span class="subpages">< <a href="cpp.html">cpp</a>‎ | <a href="cpp-memory.html">memory</a>‎ | <a href="cpp-memory-new.html">new</a></span></div>
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<div>定义于头文件 <code><a href="cpp-header-new.html"><new></a></code></div>
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<div><span class="mw-geshi cpp source-cpp"><span class="kw1">typedef</span> <span class="kw4">void</span> <span class="br0">(</span><span class="sy2">*</span>new_handler<span class="br0">)</span><span class="br0">(</span><span class="br0">)</span><span class="sy4">;</span></span></div>
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<p><code>std::new_handler</code> 是函数指针类型（指向不接收参数并返回 void 的指针），它为函数 <span class="t-lc"><a href="cpp-memory-new-set_new_handler.html">std::set_new_handler</a></span> 与 <span class="t-lc"><a href="cpp-memory-new-get_new_handler.html">std::get_new_handler</a></span> 所用。</p>
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<h3><span class="mw-headline" id=".E5.8F.82.E9.98.85">参阅</span></h3>
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<div><a href="cpp-memory-new-operator_new.html"><span class="t-lines"><span>operator new</span><span>operator new[]</span></span></a></div>
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</td>
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<td>分配函数<br />
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<span class="t-mark">(函数)</span></td>
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<div><a href="cpp-memory-new-set_new_handler.html"><span class="t-lines"><span>set_new_handler</span></span></a></div>
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</div>
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</td>
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<td>注册一个 new 处理函数<br />
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<span class="t-mark">(函数)</span></td>
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<tr class="t-dsc">
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<div class="t-dsc-member-div">
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<div><a href="cpp-memory-new-get_new_handler.html"><span class="t-lines"><span>get_new_handler</span></span></a></div>
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<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
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</div>
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</td>
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<td>获得当前的 new 处理函数<br />
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<span class="t-mark">(函数)</span></td>
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</tr>
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</table>
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