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<h1 id="firstHeading" class="firstHeading"><span style="font-size:0.7em; line-height:130%">std::basic_stacktrace&lt;Allocator&gt;::</span>current</h1>
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<div id="contentSub"><span class="subpages">&lt; <a href="cpp.html">cpp</a>&lrm; | <a href="cpp-utility.html">utility</a>&lrm; | <a href="cpp-utility-basic_stacktrace.html">basic stacktrace</a></span></div>
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<div><span class="mw-geshi cpp source-cpp"><span class="kw4">static</span> basic_stacktrace current<span class="br0">(</span> <span class="kw4">const</span> allocator_type<span class="sy3">&amp;</span> alloc <span class="sy1">=</span><br />
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;allocator_type<span class="br0">(</span><span class="br0">)</span> <span class="br0">)</span> <span class="kw1">noexcept</span><span class="sy4">;</span></span></div>
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<td>(1)</td>
<td><span class="t-mark-rev t-since-cxx23">(C++23 &#36215;)</span></td>
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<div><span class="mw-geshi cpp source-cpp"><span class="kw4">static</span> basic_stacktrace current<span class="br0">(</span> size_type skip, <span class="kw4">const</span> allocator_type<span class="sy3">&amp;</span> alloc <span class="sy1">=</span><br />
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;allocator_type<span class="br0">(</span><span class="br0">)</span> <span class="br0">)</span> <span class="kw1">noexcept</span><span class="sy4">;</span></span></div>
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<td>(2)</td>
<td><span class="t-mark-rev t-since-cxx23">(C++23 &#36215;)</span></td>
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<div><span class="mw-geshi cpp source-cpp"><span class="kw4">static</span> basic_stacktrace current<span class="br0">(</span> size_type skip, size_type max_depth,<br /></span>
<p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;<span class="kw4">const</span> allocator_type<span class="sy3">&amp;</span> alloc <span class="sy1">=</span><br /></p>
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;allocator_type<span class="br0">(</span><span class="br0">)</span> <span class="br0">)</span> <span class="kw1">noexcept</span><span class="sy4">;</span></div>
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<td>(3)</td>
<td><span class="t-mark-rev t-since-cxx23">(C++23 &#36215;)</span></td>
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<p>&#20196; <span class="t-c"><span class="mw-geshi cpp source-cpp">s<span class="br0">[</span>i<span class="br0">]</span></span></span> (0 &le; <code><i>i</i></code> &lt; <code><i>n</i></code>) &#20195;&#34920;&#24403;&#21069;&#25191;&#34892;&#32447;&#31243;&#20013;&#24403;&#21069;&#27714;&#20540;&#30340;&#31532; <code><i>i</i>+1</code> &#20010;&#26632;&#36394;&#26465;&#30446;&#65292;&#20854;&#20013; <code><i>n</i></code> &#20026;&#26632;&#36394;&#20013;&#30340;&#26632;&#36394;&#26465;&#30446;&#25968;&#12290;</p>
<div class="t-li1"><span class="t-li">1)</span> &#35797;&#22270;&#21019;&#24314;&#30001; <span class="t-c"><span class="mw-geshi cpp source-cpp">s<span class="br0">[</span><span class="nu0">0</span><span class="br0">]</span></span></span>&#12289; <span class="t-c"><span class="mw-geshi cpp source-cpp">s<span class="br0">[</span><span class="nu0">1</span><span class="br0">]</span></span></span> &hellip;&hellip; <span class="t-c"><span class="mw-geshi cpp source-cpp">s<span class="br0">[</span>n <span class="sy2">-</span> <span class="nu0">1</span><span class="br0">]</span></span></span> &#32452;&#25104;&#30340; <code>basic_stacktrace</code> &#12290;</div>
<div class="t-li1"><span class="t-li">2)</span> &#35797;&#22270;&#21019;&#24314;&#30001; <span class="t-c"><span class="mw-geshi cpp source-cpp">s<span class="br0">[</span>m<span class="br0">]</span></span></span>&#12289; <span class="t-c"><span class="mw-geshi cpp source-cpp">s<span class="br0">[</span>m <span class="sy2">+</span> <span class="nu0">1</span><span class="br0">]</span></span></span> &hellip;&hellip; <span class="t-c"><span class="mw-geshi cpp source-cpp">s<span class="br0">[</span>n <span class="sy2">-</span> <span class="nu0">1</span><span class="br0">]</span></span></span> &#32452;&#25104;&#30340; <code>basic_stacktrace</code> &#65292;&#20854;&#20013; <code><i>m</i></code> &#20026; <code>min(skip, <i>n</i>)</code> &#12290;</div>
<div class="t-li1"><span class="t-li">3)</span> &#35797;&#22270;&#21019;&#24314;&#30001; <span class="t-c"><span class="mw-geshi cpp source-cpp">s<span class="br0">[</span>m<span class="br0">]</span></span></span>&#12289; <span class="t-c"><span class="mw-geshi cpp source-cpp">s<span class="br0">[</span>m <span class="sy2">+</span> <span class="nu0">1</span><span class="br0">]</span></span></span> &hellip;&hellip; <span class="t-c"><span class="mw-geshi cpp source-cpp">s<span class="br0">[</span>o <span class="sy2">-</span> <span class="nu0">1</span><span class="br0">]</span></span></span> &#32452;&#25104;&#30340; <code>basic_stacktrace</code> &#65292;&#20854;&#20013; <code><i>m</i></code> &#20026; <code>min(skip, <i>n</i>)</code> &#32780; <code><i>o</i></code> &#20026; <code>min(skip + max_depth, <i>n</i>)</code> &#12290;&#33509; <span class="t-c"><span class="mw-geshi cpp source-cpp">skip <span class="sy2">+</span> max_depth <span class="sy1">&lt;</span> skip</span></span> &#65288;&#21363; <span class="t-c"><span class="mw-geshi cpp source-cpp">skip <span class="sy2">+</span> max_depth</span></span> &#30340;&#25968;&#23398;&#32467;&#26524;&#19978;&#28322;&#65289;&#21017;&#34892;&#20026;&#26410;&#23450;&#20041;&#12290;</div>
<p>&#25152;&#26377;&#24773;&#20917;&#19979;&#65292;&#23384;&#20648; <code>alloc</code> &#21040;&#21019;&#24314;&#30340; <code>basic_stacktrace</code> &#20013;&#24182;&#29992;&#23427;&#20998;&#37197;&#26632;&#36394;&#26465;&#30446;&#30340;&#23384;&#20648;&#12290;</p>
<h3><span class="mw-headline" id=".E5.8F.82.E6.95.B0">&#21442;&#25968;</span></h3>
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<td>alloc</td>
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<td>&#29992;&#20110;&#26500;&#36896;&#30340; <code>basic_stacktrace</code> &#30340;&#25152;&#26377;&#20869;&#23384;&#20998;&#37197;&#30340;&#20998;&#37197;&#22120;</td>
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<td>skip</td>
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<td>&#35201;&#36339;&#36807;&#30340;&#26632;&#36394;&#26465;&#30446;&#25968;</td>
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<td>max_depth</td>
<td>-</td>
<td>&#26632;&#36394;&#26465;&#30446;&#30340;&#26368;&#22823;&#28145;&#24230;</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>
<p>&#33509;&#20998;&#37197;&#25104;&#21151;&#21017;&#20026;&#22914;&#19978;&#25551;&#36848;&#30340; <code>basic_stacktrace</code> &#12290;</p>
<p>&#21542;&#21017;&#20026;&#31354;&#30340; <code>basic_stacktrace</code> &#12290;</p>
<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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<h3><span class="mw-headline" id=".E5.8F.82.E9.98.85">&#21442;&#38405;</span></h3>
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<div><a href="cpp-utility-basic_stacktrace-basic_stacktrace.html"><span class="t-lines"><span>(&#26500;&#36896;&#20989;&#25968;)</span></span></a></div>
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx23">(C++23)</span></span></span></div>
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<td>&#21019;&#24314;&#26032;&#30340; <code>basic_stacktrace</code><br />
<span class="t-mark">(&#20844;&#24320;&#25104;&#21592;&#20989;&#25968;)</span></td>
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<div><a href="cpp-utility-source_location-current.html"><span class="t-lines"><span>current</span></span></a></div>
<div><span class="t-lines"><span><span class="t-cmark">[&#38745;&#24577;]</span></span></span></div>
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<td>&#26500;&#36896;&#23545;&#24212;&#35843;&#29992;&#28857;&#20301;&#32622;&#30340;&#26032; <code>source_location</code><br />
<span class="t-mark">(<code>std::source_location</code> &#30340;&#20844;&#24320;&#38745;&#24577;&#25104;&#21592;&#20989;&#25968;)</span></td>
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