78 lines
5.0 KiB
HTML
78 lines
5.0 KiB
HTML
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<title>operator-(std::move_iterator)</title>
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<body class="mediawiki ltr sitedir-ltr ns-0 ns-subject page-cpp_iterator_move_iterator_operator- skin-cppreference2 action-view cpp-page-template cpp-navbar">
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<h1 id="firstHeading" class="firstHeading">operator-<small>(std::move_iterator)</small></h1>
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<div id="bodyContent">
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<div id="contentSub"><span class="subpages">< <a href="cpp.html">cpp</a>‎ | <a href="cpp-iterator.html">iterator</a>‎ | <a href="cpp-iterator-move_iterator.html">move iterator</a></span></div>
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<div id="mw-content-text" lang="zh" dir="ltr" class="mw-content-ltr" xml:lang="zh">
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<div class="t-page-template" style="">
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<p></p>
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<table class="t-dcl-begin">
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<tbody></tbody>
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<tr class="t-dcl t-since-cxx11 t-until-cxx17">
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<td>
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<div><span class="mw-geshi cpp source-cpp"><span class="kw1">template</span><span class="sy1"><</span> <span class="kw1">class</span> Iterator1, <span class="kw1">class</span> Iterator2 <span class="sy1">></span><br /></span>
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<p><span class="kw4">auto</span> operator<span class="sy2">-</span><span class="br0">(</span> <span class="kw4">const</span> move_iterator<span class="sy1"><</span>Iterator1<span class="sy1">></span><span class="sy3">&</span> lhs,<br />
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<span class="kw4">const</span> move_iterator<span class="sy1"><</span>Iterator2<span class="sy1">></span><span class="sy3">&</span> rhs<br /></p>
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<span class="br0">)</span> <span class="sy2">-</span><span class="sy1">></span> decltype<span class="br0">(</span>lhs.<span class="me1">base</span><span class="br0">(</span><span class="br0">)</span> <span class="sy2">-</span> rhs.<span class="me1">base</span><span class="br0">(</span><span class="br0">)</span><span class="br0">)</span><span class="sy4">;</span></div>
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<td class="t-dcl-nopad"></td>
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<td><span class="t-mark-rev t-since-cxx11">(C++11 起)</span><br />
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<span class="t-mark-rev t-until-cxx17">(C++17 前)</span></td>
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<td>
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<div><span class="mw-geshi cpp source-cpp"><span class="kw1">template</span><span class="sy1"><</span> <span class="kw1">class</span> Iterator1, <span class="kw1">class</span> Iterator2 <span class="sy1">></span><br /></span>
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<p><span class="kw4">constexpr</span> <span class="kw4">auto</span> operator<span class="sy2">-</span><span class="br0">(</span> <span class="kw4">const</span> move_iterator<span class="sy1"><</span>Iterator1<span class="sy1">></span><span class="sy3">&</span> lhs,<br />
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<span class="kw4">const</span> move_iterator<span class="sy1"><</span>Iterator2<span class="sy1">></span><span class="sy3">&</span> rhs<br /></p>
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<span class="br0">)</span> <span class="sy2">-</span><span class="sy1">></span> decltype<span class="br0">(</span>lhs.<span class="me1">base</span><span class="br0">(</span><span class="br0">)</span> <span class="sy2">-</span> rhs.<span class="me1">base</span><span class="br0">(</span><span class="br0">)</span><span class="br0">)</span><span class="sy4">;</span></div>
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</td>
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<td class="t-dcl-nopad"></td>
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<td><span class="t-mark-rev t-since-cxx17">(C++17 起)</span></td>
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<td></td>
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<p>返回二个迭代器适配器间的距离。</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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<td>lhs, rhs</td>
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<td>-</td>
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<td>要计算距离的迭代器适配器</td>
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</tr>
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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><span class="t-c"><span class="mw-geshi cpp source-cpp">lhs.<span class="me1">base</span><span class="br0">(</span><span class="br0">)</span> <span class="sy2">-</span> rhs.<span class="me1">base</span><span class="br0">(</span><span class="br0">)</span></span></span></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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