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<title>std::ranges::elements_view&lt;V,N&gt;::sentinel&lt;Const&gt;::sentinel</title>
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<h1 id="firstHeading" class="firstHeading"><span style="font-size:0.7em; line-height:130%">std::ranges::elements_view&lt;V,N&gt;::<i>sentinel</i>&lt;Const&gt;::</span><i>sentinel</i></h1>
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<div id="contentSub"><span class="subpages">&lt; <a href="cpp.html">cpp</a>&lrm; | <a href="cpp-ranges.html">ranges</a>&lrm; | <a href="cpp-ranges-elements_view.html">elements view</a>&lrm; | <a href="cpp-ranges-elements_view-sentinel.html">sentinel</a></span></div>
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<div><span class="mw-geshi cpp source-cpp"><span class="coMULTI">/*sentinel*/</span><span class="br0">(</span><span class="br0">)</span> <span class="sy1">=</span> <span class="kw1">default</span><span class="sy4">;</span></span></div>
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<td>(1)</td>
<td><span class="t-mark-rev t-since-cxx20">(C++20 &#36215;)</span></td>
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<div><span class="mw-geshi cpp source-cpp"><span class="kw4">constexpr</span> <span class="kw1">explicit</span> <span class="coMULTI">/*sentinel*/</span><span class="br0">(</span> ranges<span class="sy4">::</span><span class="me2">sentinel_t</span><span class="sy1">&lt;</span>Base<span class="sy1">&gt;</span> end <span class="br0">)</span><span class="sy4">;</span></span></div>
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<td>(2)</td>
<td><span class="t-mark-rev t-since-cxx20">(C++20 &#36215;)</span></td>
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<div><span class="mw-geshi cpp source-cpp"><span class="kw4">constexpr</span> <span class="coMULTI">/*sentinel*/</span><span class="br0">(</span> <span class="coMULTI">/*sentinel*/</span><span class="sy1">&lt;</span><span class="sy3">!</span>Const<span class="sy1">&gt;</span> i <span class="br0">)</span><br /></span>
<p>&nbsp; requires Const <span class="sy3">&amp;&amp;</span> std<span class="sy4">::</span><span class="me2">convertible_to</span><span class="sy1">&lt;</span>ranges<span class="sy4">::</span><span class="me2">sentinel_t</span><span class="sy1">&lt;</span>V<span class="sy1">&gt;</span>,<br /></p>
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; ranges<span class="sy4">::</span><span class="me2">sentinel_t</span><span class="sy1">&lt;</span>Base<span class="sy1">&gt;&gt;</span><span class="sy4">;</span></div>
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<td>(3)</td>
<td><span class="t-mark-rev t-since-cxx20">(C++20 &#36215;)</span></td>
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<p>&#26500;&#36896;&#21736;&#20301;&#12290;</p>
<div class="t-li1"><span class="t-li">1)</span> &#40664;&#35748;&#26500;&#36896;&#20989;&#25968;&#12290;<a href="cpp-language-value_initialization.html">&#20540;&#21021;&#22987;&#21270;</a>&#24213;&#23618;&#21736;&#20301;&#12290;</div>
<div class="t-li1"><span class="t-li">2)</span> &#20197; <code>end</code> &#21021;&#22987;&#21270;&#24213;&#23618;&#21736;&#20301;&#12290;</div>
<div class="t-li1"><span class="t-li">3)</span> &#20174; <span class="t-c"><span class="mw-geshi cpp source-cpp"><span class="coMULTI">/*sentinel*/</span><span class="sy1">&lt;</span><span class="kw2">false</span><span class="sy1">&gt;</span></span></span> &#36716;&#25442;&#21040; <span class="t-c"><span class="mw-geshi cpp source-cpp"><span class="coMULTI">/*sentinel*/</span><span class="sy1">&lt;</span><span class="kw2">true</span><span class="sy1">&gt;</span></span></span> &#12290;&#31227;&#21160;&#26500;&#36896;&#24213;&#23618;&#21736;&#20301;&#12290;</div>
<h3><span class="mw-headline" id=".E5.8F.82.E6.95.B0">&#21442;&#25968;</span></h3>
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<td>end</td>
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<td>&#34920;&#31034;&#65288;&#21487;&#33021;&#20026; const &#38480;&#23450;&#30340;&#65289; <code>V</code> &#26411;&#23614;&#30340;&#21736;&#20301;</td>
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<td>i</td>
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<td><span class="t-c"><span class="mw-geshi cpp source-cpp"><span class="coMULTI">/*sentinel*/</span><span class="sy1">&lt;</span><span class="kw2">false</span><span class="sy1">&gt;</span></span></span></td>
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<h3><span class="mw-headline" id=".E7.A4.BA.E4.BE.8B">&#31034;&#20363;</span></h3>
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<td class="mbox-text" style="">&#26412;&#33410;&#26410;&#23436;&#25104;<br />
&#21407;&#22240;&#65306;&#26242;&#26080;&#31034;&#20363;</td>
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