89 lines
4.8 KiB
HTML
89 lines
4.8 KiB
HTML
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<title>std::make_error_condition(std::future_errc)</title>
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<body class="mediawiki ltr sitedir-ltr ns-0 ns-subject page-cpp_thread_future_errc_make_error_condition 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>make_error_condition<span class="t-dsc-small">(std::future_errc)</span></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-future_errc.html">future errc</a></span></div>
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<div>定义于头文件 <code><a href="cpp-header-future.html"><future></a></code></div>
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<div><span class="mw-geshi cpp source-cpp"><a href="cpp-error-error_condition.html"><span class="kw874">std::<span class="me2">error_condition</span></span></a> make_error_condition<span class="br0">(</span> <a href="cpp-thread-future_errc.html"><span class="kw2194">std::<span class="me2">future_errc</span></span></a> e <span class="br0">)</span><span class="sy4">;</span></span></div>
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<td><span class="t-mark-rev t-since-cxx11">(C++11 起)</span></td>
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<p>从 <span class="t-lc"><a href="cpp-thread-future_errc.html">std::future_errc</a></span> 类型值构造 <span class="t-lc"><a href="cpp-error-error_condition.html">std::error_condition</a></span> 对象，如同用：</p>
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<p><span class="t-cc"><span class="mw-geshi cpp source-cpp"><a href="cpp-error-error_condition.html"><span class="kw874">std::<span class="me2">error_condition</span></span></a><span class="br0">(</span><span class="kw1">static_cast</span><span class="sy1"><</span><span class="kw4">int</span><span class="sy1">></span><span class="br0">(</span>e<span class="br0">)</span>, <a href="cpp-thread-future-future_category.html"><span class="kw2182">std::<span class="me2">future_category</span></span></a><span class="br0">(</span><span class="br0">)</span><span class="br0">)</span></span></span> 。</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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<table class="t-par-begin">
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<td>e</td>
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<td>-</td>
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<td>错误码号</td>
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<h3><span class="mw-headline" id=".E8.BF.94.E5.9B.9E.E5.80.BC">返回值</span></h3>
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<p>保有关联到 error_category <span class="t-c"><span class="mw-geshi cpp source-cpp"><span class="st0">"future"</span></span></span> ，保有来自 的 error_code 号 <code>e</code> 的 <span class="t-lc"><a href="cpp-error-error_condition.html">std::error_condition</a></span> 类型值。</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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<h3><span class="mw-headline" id=".E5.8F.82.E9.98.85">参阅</span></h3>
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<div><a href="cpp-error-error_condition.html"><span class="t-lines"><span>error_condition</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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<td>保有可移植的错误码<br />
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<span class="t-mark">(类)</span></td>
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<div><a href="cpp-thread-future_errc.html"><span class="t-lines"><span>future_errc</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>鉴别 future 错误码<br />
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<span class="t-mark">(枚举)</span></td>
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