51 lines
2.6 KiB
HTML
51 lines
2.6 KiB
HTML
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<title>std::packaged_task<R(Args...)>::~packaged_task</title>
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<h1 id="firstHeading" class="firstHeading"><span style="font-size:0.7em; line-height:130%">std::packaged_task<R(Args...)>::</span>~packaged_task</h1>
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<div id="contentSub"><span class="subpages">< <a href="cpp.html">cpp</a>‎ | <a href="cpp-thread.html">thread</a>‎ | <a href="cpp-thread-packaged_task.html">packaged task</a></span></div>
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<div><span class="mw-geshi cpp source-cpp">~packaged_task<span class="br0">(</span><span class="br0">)</span><span class="sy4">;</span></span></div>
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<p>抛弃共享状态并销毁存储的任务对象。</p>
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<p>同 <span class="t-lc"><a href="cpp-thread-promise-~promise.html">std::promise::~promise</a></span> ，若在令共享状态就绪前抛弃它，则存储以 <span class="t-lc"><a href="cpp-thread-future_errc.html">std::future_errc::broken_promise</a></span> 为 error_code 的 <span class="t-lc"><a href="cpp-thread-future_error.html">std::future_error</a></span> 异常。</p>
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<h3><span class="mw-headline" id=".E5.8F.82.E6.95.B0">参数</span></h3>
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<p>（无）</p>
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<h3><span class="mw-headline" id=".E7.A4.BA.E4.BE.8B">示例</span></h3>
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<td class="mbox-text" style="">本节未完成<br />
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原因：暂无示例</td>
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