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<h1 id="firstHeading" class="firstHeading"><span style="font-size:0.7em; line-height:130%">std::ranges::</span>max</h1>
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<div id="contentSub"><span class="subpages">&lt; <a href="cpp.html">cpp</a>&lrm; | <a href="cpp-algorithm.html">algorithm</a>&lrm; | <a href="cpp-algorithm-ranges.html">ranges</a></span></div>
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<div>&#23450;&#20041;&#20110;&#22836;&#25991;&#20214; <code><a href="cpp-header-algorithm.html">&lt;algorithm&gt;</a></code></div>
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<div>&#35843;&#29992;&#31614;&#21517;</div>
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<div><span class="mw-geshi cpp source-cpp"><span class="kw1">template</span><span class="sy1">&lt;</span> <span class="kw1">class</span> T, <span class="kw1">class</span> Proj <span class="sy1">=</span> std<span class="sy4">::</span><span class="me2">identity</span>,<br /></span>
<p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; std<span class="sy4">::</span><span class="me2">indirect_strict_weak_order</span><span class="sy1">&lt;</span><br />
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; std<span class="sy4">::</span><span class="me2">projected</span><span class="sy1">&lt;</span><span class="kw4">const</span> T<span class="sy2">*</span>, Proj<span class="sy1">&gt;&gt;</span> Comp <span class="sy1">=</span> ranges<span class="sy4">::</span><span class="me2">less</span> <span class="sy1">&gt;</span><br /></p>
<span class="kw4">constexpr</span> <span class="kw4">const</span> T<span class="sy3">&amp;</span> max<span class="br0">(</span> <span class="kw4">const</span> T<span class="sy3">&amp;</span> a, <span class="kw4">const</span> T<span class="sy3">&amp;</span> b, Comp comp <span class="sy1">=</span> <span class="br0">{</span><span class="br0">}</span>, Proj proj <span class="sy1">=</span> <span class="br0">{</span><span class="br0">}</span> <span class="br0">)</span><span class="sy4">;</span></div>
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<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="kw1">template</span><span class="sy1">&lt;</span> <span class="kw1">class</span> T, <span class="kw1">class</span> Proj <span class="sy1">=</span> std<span class="sy4">::</span><span class="me2">identity</span>,<br /></span>
<p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; std<span class="sy4">::</span><span class="me2">indirect_strict_weak_order</span><span class="sy1">&lt;</span><br />
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; std<span class="sy4">::</span><span class="me2">projected</span><span class="sy1">&lt;</span><span class="kw4">const</span> T<span class="sy2">*</span>, Proj<span class="sy1">&gt;&gt;</span> Comp <span class="sy1">=</span> ranges<span class="sy4">::</span><span class="me2">less</span> <span class="sy1">&gt;</span><br /></p>
<span class="kw4">constexpr</span> <span class="kw4">const</span> T<span class="sy3">&amp;</span> max<span class="br0">(</span> <a href="cpp-utility-initializer_list.html"><span class="kw960">std::<span class="me2">initializer_list</span></span></a><span class="sy1">&lt;</span>T<span class="sy1">&gt;</span> r, Comp comp <span class="sy1">=</span> <span class="br0">{</span><span class="br0">}</span>, Proj proj <span class="sy1">=</span> <span class="br0">{</span><span class="br0">}</span> <span class="br0">)</span><span class="sy4">;</span></div>
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<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="kw1">template</span><span class="sy1">&lt;</span> ranges<span class="sy4">::</span><span class="me2">input_range</span> R, <span class="kw1">class</span> Proj <span class="sy1">=</span> std<span class="sy4">::</span><span class="me2">identity</span>,<br /></span>
<p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; std<span class="sy4">::</span><span class="me2">indirect_strict_weak_order</span><span class="sy1">&lt;</span><br />
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; std<span class="sy4">::</span><span class="me2">projected</span><span class="sy1">&lt;</span>ranges<span class="sy4">::</span><span class="me2">iterator_t</span><span class="sy1">&lt;</span>R<span class="sy1">&gt;</span>, Proj<span class="sy1">&gt;&gt;</span> Comp <span class="sy1">=</span> ranges<span class="sy4">::</span><span class="me2">less</span> <span class="sy1">&gt;</span><br />
requires std<span class="sy4">::</span><span class="me2">indirectly_copyable_storable</span><span class="sy1">&lt;</span>ranges<span class="sy4">::</span><span class="me2">iterator_t</span><span class="sy1">&lt;</span>R<span class="sy1">&gt;</span>, ranges<span class="sy4">::</span><span class="me2">range_value_t</span><span class="sy1">&lt;</span>R<span class="sy1">&gt;</span><span class="sy2">*</span><span class="sy1">&gt;</span><br /></p>
<span class="kw4">constexpr</span> ranges<span class="sy4">::</span><span class="me2">range_value_t</span><span class="sy1">&lt;</span>R<span class="sy1">&gt;</span> max<span class="br0">(</span> R<span class="sy3">&amp;&amp;</span> r, Comp comp <span class="sy1">=</span> <span class="br0">{</span><span class="br0">}</span>, Proj proj <span class="sy1">=</span> <span class="br0">{</span><span class="br0">}</span> <span class="br0">)</span><span class="sy4">;</span></div>
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<td><span class="t-mark-rev t-since-cxx20">(C++20 &#36215;)</span></td>
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<p>&#36820;&#22238;&#32473;&#23450;&#30340;&#34987;&#25237;&#24433;&#20540;&#30340;&#36739;&#22823;&#32773;&#12290;</p>
<div class="t-li1"><span class="t-li">1)</span> &#36820;&#22238; <code>a</code> &#19982; <code>b</code> &#30340;&#36739;&#22823;&#32773;&#12290;</div>
<div class="t-li1"><span class="t-li">2)</span> &#36820;&#22238; initializer_list <code>r</code> &#20013;&#30340;&#39318;&#20010;&#26368;&#22823;&#20540;&#12290;</div>
<div class="t-li1"><span class="t-li">3)</span> &#36820;&#22238;&#33539;&#22260; <code>r</code> &#20013;&#30340;&#39318;&#20010;&#26368;&#22823;&#20540;&#12290;</div>
<p>&#27492;&#39029;&#38754;&#19978;&#25551;&#36848;&#30340;&#20223;&#20989;&#25968;&#23454;&#20307;&#26159; <i>niebloid</i> &#65292;&#21363;&#65306;</p>
<ul>
<li>&#35843;&#29992;&#23427;&#20204;&#20013;&#30340;&#20219;&#20309;&#19968;&#32773;&#26102;&#19981;&#21487;&#25351;&#23450;&#26174;&#24335;&#27169;&#26495;&#23454;&#21442;&#12290;</li>
<li>&#23427;&#20204;&#26080;&#19968;&#23545;<a href="cpp-language-adl.html">&#23454;&#21442;&#20381;&#36182;&#26597;&#25214;</a>&#21487;&#35265;&#12290;</li>
<li>&#22312;<a href="cpp-language-unqualified_lookup.html">&#36890;&#24120;&#26080;&#38480;&#23450;&#26597;&#25214;</a>&#23547;&#25214;&#20989;&#25968;&#35843;&#29992;&#36816;&#31639;&#31526;&#24038;&#20391;&#30340;&#21517;&#31216;&#25214;&#21040;&#23427;&#20204;&#20043;&#19968;&#26102;&#65292;&#23427;&#31105;&#27490;<a href="cpp-language-adl.html">&#23454;&#21442;&#20381;&#36182;&#26597;&#25214;</a>&#12290;</li>
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<p>&#23454;&#38469;&#19978;&#65292;&#23427;&#20204;&#33021;&#20197;&#20989;&#25968;&#23545;&#35937;&#65292;&#25110;&#20197;&#26576;&#20123;&#29305;&#27530;&#32534;&#35793;&#22120;&#25193;&#23637;&#23454;&#29616;&#12290;</p>
<h3><span class="mw-headline" id=".E5.8F.82.E6.95.B0">&#21442;&#25968;</span></h3>
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<td>a, b</td>
<td>-</td>
<td>&#35201;&#27604;&#36739;&#30340;&#20540;</td>
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<td>r</td>
<td>-</td>
<td>&#35201;&#27604;&#36739;&#30340;&#20540;&#30340;&#33539;&#22260;</td>
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<td>comp</td>
<td>-</td>
<td>&#24212;&#29992;&#21040;&#25237;&#24433;&#21518;&#20803;&#32032;&#30340;&#27604;&#36739;</td>
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<td>proj</td>
<td>-</td>
<td>&#24212;&#29992;&#21040;&#20803;&#32032;&#30340;&#25237;&#24433;</td>
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<h3><span class="mw-headline" id=".E8.BF.94.E5.9B.9E.E5.80.BC">&#36820;&#22238;&#20540;</span></h3>
<div class="t-li1"><span class="t-li">1)</span> <code>a</code> &#19982; <code>b</code> &#30340;&#36739;&#22823;&#20540;&#65292;&#25353;&#29031;&#20854;&#21508;&#33258;&#30340;&#34987;&#25237;&#24433;&#20540;&#12290;&#33509;&#23427;&#20204;&#31561;&#20215;&#21017;&#36820;&#22238; <code>a</code> &#12290;</div>
<div class="t-li1"><span class="t-li">2-3)</span> <code>r</code> &#20013;&#25353;&#29031;&#25237;&#24433;&#30340;&#26368;&#22823;&#20540;&#12290;&#33509;&#25968;&#20010;&#20540;&#31561;&#20215;&#20110;&#26368;&#22823;&#20540;&#65292;&#21017;&#36820;&#22238;&#26368;&#24038;&#32773;&#12290;&#33509;&#33539;&#22260;&#20026;&#31354;&#65288;&#30001; <span class="t-c"><span class="mw-geshi cpp source-cpp">ranges<span class="sy4">::</span><span class="me2">distance</span><span class="br0">(</span>r<span class="br0">)</span></span></span> &#30830;&#23450;&#65289;&#21017;&#34892;&#20026;&#26410;&#23450;&#20041;&#12290;</div>
<h3><span class="mw-headline" id=".E5.A4.8D.E6.9D.82.E5.BA.A6">&#22797;&#26434;&#24230;</span></h3>
<div class="t-li1"><span class="t-li">1)</span> &#20934;&#30830;&#27604;&#36739;&#19968;&#27425;&#12290;</div>
<div class="t-li1"><span class="t-li">2-3)</span> &#20934;&#30830;&#27604;&#36739; <span class="t-c"><span class="mw-geshi cpp source-cpp">ranges<span class="sy4">::</span><span class="me2">distance</span><span class="br0">(</span>r<span class="br0">)</span> <span class="sy2">-</span> <span class="nu0">1</span></span></span> &#27425;&#12290;</div>
<h3><span class="mw-headline" id=".E5.8F.AF.E8.83.BD.E7.9A.84.E5.AE.9E.E7.8E.B0">&#21487;&#33021;&#30340;&#23454;&#29616;</span></h3>
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<pre class="de1"><span class="kw1">struct</span> max_fn <span class="br0">{</span>
<span class="kw1">template</span><span class="sy1">&lt;</span><span class="kw1">class</span> T, <span class="kw1">class</span> Proj <span class="sy1">=</span> std<span class="sy4">::</span><span class="me2">identity</span>,
std<span class="sy4">::</span><span class="me2">indirect_strict_weak_order</span><span class="sy1">&lt;</span>
std<span class="sy4">::</span><span class="me2">projected</span><span class="sy1">&lt;</span><span class="kw4">const</span> T<span class="sy2">*</span>, Proj<span class="sy1">&gt;&gt;</span> Comp <span class="sy1">=</span> ranges<span class="sy4">::</span><span class="me2">less</span><span class="sy1">&gt;</span>
<span class="kw4">constexpr</span>
<span class="kw4">const</span> T<span class="sy3">&amp;</span> operator<span class="br0">(</span><span class="br0">)</span><span class="br0">(</span><span class="kw4">const</span> T<span class="sy3">&amp;</span> a, <span class="kw4">const</span> T<span class="sy3">&amp;</span> b, Comp comp <span class="sy1">=</span> <span class="br0">{</span><span class="br0">}</span>, Proj proj <span class="sy1">=</span> <span class="br0">{</span><span class="br0">}</span><span class="br0">)</span> <span class="kw4">const</span>
<span class="br0">{</span>
<span class="kw1">return</span> <a href="cpp-utility-functional-invoke.html"><span class="kw1058">std::<span class="me2">invoke</span></span></a><span class="br0">(</span>comp, <a href="cpp-utility-functional-invoke.html"><span class="kw1058">std::<span class="me2">invoke</span></span></a><span class="br0">(</span>proj, a<span class="br0">)</span>, <a href="cpp-utility-functional-invoke.html"><span class="kw1058">std::<span class="me2">invoke</span></span></a><span class="br0">(</span>proj, b<span class="br0">)</span><span class="br0">)</span> <span class="sy4">?</span> b <span class="sy4">:</span> a<span class="sy4">;</span>
<span class="br0">}</span>
<span class="kw1">template</span><span class="sy1">&lt;</span><span class="kw1">class</span> T, <span class="kw1">class</span> Proj <span class="sy1">=</span> std<span class="sy4">::</span><span class="me2">identity</span>,
std<span class="sy4">::</span><span class="me2">indirect_strict_weak_order</span><span class="sy1">&lt;</span>
std<span class="sy4">::</span><span class="me2">projected</span><span class="sy1">&lt;</span><span class="kw4">const</span> T<span class="sy2">*</span>, Proj<span class="sy1">&gt;&gt;</span> Comp <span class="sy1">=</span> ranges<span class="sy4">::</span><span class="me2">less</span><span class="sy1">&gt;</span>
<span class="kw4">constexpr</span>
<span class="kw4">const</span> T<span class="sy3">&amp;</span> operator<span class="br0">(</span><span class="br0">)</span><span class="br0">(</span><a href="cpp-utility-initializer_list.html"><span class="kw960">std::<span class="me2">initializer_list</span></span></a><span class="sy1">&lt;</span>T<span class="sy1">&gt;</span> r, Comp comp <span class="sy1">=</span> <span class="br0">{</span><span class="br0">}</span>, Proj proj <span class="sy1">=</span> <span class="br0">{</span><span class="br0">}</span><span class="br0">)</span> <span class="kw4">const</span>
<span class="br0">{</span>
<span class="kw1">return</span> <span class="sy2">*</span>ranges<span class="sy4">::</span><span class="me2">max_element</span><span class="br0">(</span>r, <a href="cpp-utility-functional-ref.html"><span class="kw1069">std::<span class="me2">ref</span></span></a><span class="br0">(</span>comp<span class="br0">)</span>, <a href="cpp-utility-functional-ref.html"><span class="kw1069">std::<span class="me2">ref</span></span></a><span class="br0">(</span>proj<span class="br0">)</span><span class="br0">)</span><span class="sy4">;</span>
<span class="br0">}</span>
<span class="kw1">template</span><span class="sy1">&lt;</span>ranges<span class="sy4">::</span><span class="me2">input_range</span> R, <span class="kw1">class</span> Proj <span class="sy1">=</span> std<span class="sy4">::</span><span class="me2">identity</span>,
std<span class="sy4">::</span><span class="me2">indirect_strict_weak_order</span><span class="sy1">&lt;</span>
std<span class="sy4">::</span><span class="me2">projected</span><span class="sy1">&lt;</span>ranges<span class="sy4">::</span><span class="me2">iterator_t</span><span class="sy1">&lt;</span>R<span class="sy1">&gt;</span>, Proj<span class="sy1">&gt;&gt;</span> Comp <span class="sy1">=</span> ranges<span class="sy4">::</span><span class="me2">less</span><span class="sy1">&gt;</span>
requires std<span class="sy4">::</span><span class="me2">indirectly_copyable_storable</span><span class="sy1">&lt;</span>ranges<span class="sy4">::</span><span class="me2">iterator_t</span><span class="sy1">&lt;</span>R<span class="sy1">&gt;</span>,
ranges<span class="sy4">::</span><span class="me2">range_value_t</span><span class="sy1">&lt;</span>R<span class="sy1">&gt;</span><span class="sy2">*</span><span class="sy1">&gt;</span>
<span class="kw4">constexpr</span>
ranges<span class="sy4">::</span><span class="me2">range_value_t</span><span class="sy1">&lt;</span>R<span class="sy1">&gt;</span> operator<span class="br0">(</span><span class="br0">)</span><span class="br0">(</span>R<span class="sy3">&amp;&amp;</span> r, Comp comp <span class="sy1">=</span> <span class="br0">{</span><span class="br0">}</span>, Proj proj <span class="sy1">=</span> <span class="br0">{</span><span class="br0">}</span><span class="br0">)</span> <span class="kw4">const</span>
<span class="br0">{</span>
<span class="kw1">return</span> <span class="sy2">*</span>ranges<span class="sy4">::</span><span class="me2">max_element</span><span class="br0">(</span>r, <a href="cpp-utility-functional-ref.html"><span class="kw1069">std::<span class="me2">ref</span></span></a><span class="br0">(</span>comp<span class="br0">)</span>, <a href="cpp-utility-functional-ref.html"><span class="kw1069">std::<span class="me2">ref</span></span></a><span class="br0">(</span>proj<span class="br0">)</span><span class="br0">)</span><span class="sy4">;</span>
<span class="br0">}</span>
<span class="br0">}</span><span class="sy4">;</span>
<span class="kw1">inline</span> <span class="kw4">constexpr</span> max_fn max<span class="sy4">;</span></pre></div>
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<h3><span class="mw-headline" id=".E6.B3.A8.E8.A7.A3">&#27880;&#35299;</span></h3>
<p>&#33509;&#21442;&#25968;&#20043;&#19968;&#26159;&#20020;&#26102;&#37327;&#65292;&#32780;&#35813;&#21442;&#25968;&#34987;&#36820;&#22238;&#65292;&#21017;&#20197;&#24341;&#29992;&#25429;&#33719; <code>std::ranges::max</code> &#30340;&#32467;&#26524;&#20250;&#20135;&#29983;&#19968;&#20010;&#24748;&#22402;&#24341;&#29992;&#65306;</p>
<div dir="ltr" class="mw-geshi" style="text-align: left;">
<div class="cpp source-cpp">
<pre class="de1"><span class="kw4">int</span> n <span class="sy1">=</span> <span class="nu0">1</span><span class="sy4">;</span>
<span class="kw4">const</span> <span class="kw4">int</span><span class="sy3">&amp;</span> r <span class="sy1">=</span> std<span class="sy4">::</span><span class="me2">ranges</span><span class="sy4">::</span><span class="me2">max</span><span class="br0">(</span>n<span class="sy2">-</span><span class="nu0">1</span>, n<span class="sy2">+</span><span class="nu0">1</span><span class="br0">)</span><span class="sy4">;</span>
<span class="co1">// r &#24748;&#22402;</span></pre></div>
</div>
<h3><span class="mw-headline" id=".E7.A4.BA.E4.BE.8B">&#31034;&#20363;</span></h3>
<div class="t-example">
<div class="t-example-live-link"></div>
<div dir="ltr" class="mw-geshi" style="text-align: left;">
<div class="cpp source-cpp">
<pre class="de1"><span class="co2">#include &lt;algorithm&gt;</span>
<span class="co2">#include &lt;iostream&gt;</span>
<span class="co2">#include &lt;string&gt;</span>
<span class="kw4">int</span> main<span class="br0">(</span><span class="br0">)</span>
<span class="br0">{</span>
<span class="kw1">namespace</span> ranges <span class="sy1">=</span> std<span class="sy4">::</span><span class="me2">ranges</span><span class="sy4">;</span>
<span class="kw1">using</span> <span class="kw1">namespace</span> std<span class="sy4">::</span><span class="me2">string_view_literals</span><span class="sy4">;</span>
<a href="cpp-io-cout.html"><span class="kw1758">std::<span class="me2">cout</span></span></a> <span class="sy1">&lt;&lt;</span> <span class="st0">&quot;larger of 1 and 9999: &quot;</span> <span class="sy1">&lt;&lt;</span> ranges<span class="sy4">::</span><span class="me2">max</span><span class="br0">(</span><span class="nu0">1</span>, <span class="nu0">9999</span><span class="br0">)</span> <span class="sy1">&lt;&lt;</span> <span class="st0">&#39;<span class="es1">\n</span>&#39;</span>
<span class="sy1">&lt;&lt;</span> <span class="st0">&quot;larger of &#39;a&#39;, and &#39;b&#39;: &#39;&quot;</span> <span class="sy1">&lt;&lt;</span> ranges<span class="sy4">::</span><span class="me2">max</span><span class="br0">(</span><span class="st0">&#39;a&#39;</span>, <span class="st0">&#39;b&#39;</span><span class="br0">)</span> <span class="sy1">&lt;&lt;</span> <span class="st0">&quot;&#39;<span class="es1">\n</span>&quot;</span>
<span class="sy1">&lt;&lt;</span> <span class="st0">&quot;longest of <span class="es1">\&quot;</span>foo<span class="es1">\&quot;</span>, <span class="es1">\&quot;</span>bar<span class="es1">\&quot;</span>, and <span class="es1">\&quot;</span>hello<span class="es1">\&quot;</span>: <span class="es1">\&quot;</span>&quot;</span>
<span class="sy1">&lt;&lt;</span> ranges<span class="sy4">::</span><span class="me2">max</span><span class="br0">(</span><span class="br0">{</span> <span class="st0">&quot;foo&quot;</span>sv, <span class="st0">&quot;bar&quot;</span>sv, <span class="st0">&quot;hello&quot;</span>sv <span class="br0">}</span>, <span class="br0">{</span><span class="br0">}</span>,
<span class="sy3">&amp;</span>std<span class="sy4">::</span><span class="me2">string_view</span><span class="sy4">::</span><span class="me2">size</span><span class="br0">)</span> <span class="sy1">&lt;&lt;</span> <span class="st0">&quot;<span class="es1">\&quot;</span><span class="es1">\n</span>&quot;</span><span class="sy4">;</span>
<span class="br0">}</span></pre></div>
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<p>&#36755;&#20986;&#65306;</p>
<div dir="ltr" class="mw-geshi" style="text-align: left;">
<div class="text source-text">
<pre class="de1">larger of 1 and 9999: 9999
larger of &#39;a&#39;, and &#39;b&#39;: &#39;b&#39;
longest of &quot;foo&quot;, &quot;bar&quot;, and &quot;hello&quot;: &quot;hello&quot;</pre></div>
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<h3><span class="mw-headline" id=".E5.8F.82.E9.98.85">&#21442;&#38405;</span></h3>
<table class="t-dsc-begin">
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<td>
<div class="t-dsc-member-div">
<div><a href="cpp-algorithm-ranges-min.html"><span class="t-lines"><span>ranges::min</span></span></a></div>
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx20">(C++20)</span></span></span></div>
</div>
</td>
<td>&#36820;&#22238;&#32473;&#23450;&#20540;&#30340;&#36739;&#23567;&#32773;<br />
<span class="t-mark">(niebloid)</span></td>
</tr>
<tr class="t-dsc">
<td>
<div class="t-dsc-member-div">
<div><a href="cpp-algorithm-ranges-minmax.html"><span class="t-lines"><span>ranges::minmax</span></span></a></div>
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx20">(C++20)</span></span></span></div>
</div>
</td>
<td>&#36820;&#22238;&#20004;&#20010;&#20803;&#32032;&#30340;&#36739;&#23567;&#21644;&#36739;&#22823;&#32773;<br />
<span class="t-mark">(niebloid)</span></td>
</tr>
<tr class="t-dsc">
<td>
<div class="t-dsc-member-div">
<div><a href="cpp-algorithm-ranges-max_element.html"><span class="t-lines"><span>ranges::max_element</span></span></a></div>
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx20">(C++20)</span></span></span></div>
</div>
</td>
<td>&#36820;&#22238;&#33539;&#22260;&#20013;&#30340;&#26368;&#22823;&#20803;&#32032;<br />
<span class="t-mark">(niebloid)</span></td>
</tr>
<tr class="t-dsc">
<td>
<div class="t-dsc-member-div">
<div><a href="cpp-algorithm-ranges-clamp.html"><span class="t-lines"><span>ranges::clamp</span></span></a></div>
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx20">(C++20)</span></span></span></div>
</div>
</td>
<td>&#22312;&#19968;&#23545;&#36793;&#30028;&#20540;&#38388;&#22841;&#19968;&#20010;&#20540;<br />
<span class="t-mark">(niebloid)</span></td>
</tr>
<tr class="t-dsc">
<td>
<div class="t-dsc-member-div">
<div><a href="cpp-algorithm-max.html"><span class="t-lines"><span>max</span></span></a></div>
</div>
</td>
<td>&#36820;&#22238;&#21508;&#32473;&#23450;&#20540;&#20013;&#30340;&#36739;&#22823;&#32773;<br />
<span class="t-mark">(&#20989;&#25968;&#27169;&#26495;)</span></td>
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