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<h1 id="firstHeading" class="firstHeading"><span style="font-size:0.7em; line-height:130%">std::pmr::</span>memory_resource</h1>
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<div id="contentSub"><span class="subpages">&lt; <a href="cpp.html">cpp</a>&lrm; | <a href="cpp-memory.html">memory</a></span></div>
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<div>&#23450;&#20041;&#20110;&#22836;&#25991;&#20214; <code><a href="cpp-header-memory_resource.html">&lt;memory_resource&gt;</a></code></div>
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<div><span class="mw-geshi cpp source-cpp"><span class="kw1">class</span> memory_resource<span class="sy4">;</span></span></div>
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<td><span class="t-mark-rev t-since-cxx17">(C++17 &#36215;)</span></td>
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<p>&#31867; <code>std::pmr::memory_resource</code> &#26159;&#25277;&#35937;&#25509;&#21475;&#65292;&#38024;&#23545;&#23553;&#35013;&#20869;&#23384;&#36164;&#28304;&#31867;&#30340;&#26080;&#30028;&#38598;&#12290;</p>
<h3><span class="mw-headline" id=".E6.88.90.E5.91.98.E5.87.BD.E6.95.B0">&#25104;&#21592;&#20989;&#25968;</span></h3>
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<div><a href="cpp-memory-memory_resource-memory_resource.html"><span class="t-lines"><span>(&#26500;&#36896;&#20989;&#25968;)</span></span></a></div>
<div><span class="t-lines"><span><span class="t-mark">(&#38544;&#24335;&#22768;&#26126;)</span></span></span></div>
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<td>&#26500;&#36896;&#26032;&#30340; <code>memory_resource</code><br />
<span class="t-mark">(&#20844;&#24320;&#25104;&#21592;&#20989;&#25968;)</span></td>
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<div class="t-dsc-member-div t-dsc-member-nobold-div">
<div><span class="t-lines"><span>(&#26512;&#26500;&#20989;&#25968;)</span></span></div>
<div><span class="t-lines"><span><span class="t-cmark">[&#34394;]</span></span></span></div>
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<td>&#26512;&#26500; <code>memory_resource</code><br />
<span class="t-mark">(&#34394;&#20844;&#24320;&#25104;&#21592;&#20989;&#25968;)</span></td>
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<div><span class="t-lines"><span>operator=</span></span></div>
<div><span class="t-lines"><span><span class="t-mark">(&#38544;&#24335;&#22768;&#26126;)</span></span></span></div>
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<td>&#38544;&#24335;&#22768;&#26126;&#30340;&#22797;&#21046;&#36171;&#20540;&#36816;&#31639;&#31526;<br />
<span class="t-mark">(&#20844;&#24320;&#25104;&#21592;&#20989;&#25968;)</span></td>
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<h5><span class="mw-headline" id=".E5.85.AC.E5.BC.80.E6.88.90.E5.91.98.E5.87.BD.E6.95.B0">&#20844;&#24320;&#25104;&#21592;&#20989;&#25968;</span></h5>
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<div><a href="cpp-memory-memory_resource-allocate.html"><span class="t-lines"><span>allocate</span></span></a></div>
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<td>&#20998;&#37197;&#20869;&#23384;<br />
<span class="t-mark">(&#20844;&#24320;&#25104;&#21592;&#20989;&#25968;)</span></td>
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<div><a href="cpp-memory-memory_resource-deallocate.html"><span class="t-lines"><span>deallocate</span></span></a></div>
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<td>&#35299;&#20998;&#37197;&#20869;&#23384;<br />
<span class="t-mark">(&#20844;&#24320;&#25104;&#21592;&#20989;&#25968;)</span></td>
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<div><a href="cpp-memory-memory_resource-is_equal.html"><span class="t-lines"><span>is_equal</span></span></a></div>
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<td>&#19982;&#21478;&#19968; <code>memory_resource</code> &#27604;&#36739;&#30456;&#31561;<br />
<span class="t-mark">(&#20844;&#24320;&#25104;&#21592;&#20989;&#25968;)</span></td>
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<h5><span class="mw-headline" id=".E7.A7.81.E6.9C.89.E6.88.90.E5.91.98.E5.87.BD.E6.95.B0">&#31169;&#26377;&#25104;&#21592;&#20989;&#25968;</span></h5>
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<div><a href="cpp-memory-memory_resource-do_allocate.html"><span class="t-lines"><span>do_allocate</span></span></a></div>
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<td>&#20998;&#37197;&#20869;&#23384;<br />
<span class="t-mark">(&#34394;&#31169;&#26377;&#25104;&#21592;&#20989;&#25968;)</span></td>
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<div><a href="cpp-memory-memory_resource-do_deallocate.html"><span class="t-lines"><span>do_deallocate</span></span></a></div>
<div><span class="t-lines"><span><span class="t-cmark">[&#34394;]</span></span></span></div>
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<td>&#35299;&#20998;&#37197;&#20869;&#23384;<br />
<span class="t-mark">(&#34394;&#31169;&#26377;&#25104;&#21592;&#20989;&#25968;)</span></td>
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<div><a href="cpp-memory-memory_resource-do_is_equal.html"><span class="t-lines"><span>do_is_equal</span></span></a></div>
<div><span class="t-lines"><span><span class="t-cmark">[&#34394;]</span></span></span></div>
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<td>&#19982;&#21478;&#19968; <code>memory_resource</code> &#27604;&#36739;&#30456;&#31561;<br />
<span class="t-mark">(&#34394;&#31169;&#26377;&#25104;&#21592;&#20989;&#25968;)</span></td>
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<h3><span class="mw-headline" id=".E9.9D.9E.E6.88.90.E5.91.98.E5.87.BD.E6.95.B0">&#38750;&#25104;&#21592;&#20989;&#25968;</span></h3>
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<div><a href="cpp-memory-memory_resource-operator_eq.html"><span class="t-lines"><span>operator==</span><span>operator!=</span></span></a></div>
<div><span class="t-lines"><span></span><span><span class="t-mark-rev t-until-cxx20">(C++20 &#20013;&#31227;&#38500;)</span></span></span></div>
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<td>&#27604;&#36739;&#20108;&#20010; <code>memory_resource</code><br />
<span class="t-mark">(&#20989;&#25968;)</span></td>
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