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<h1 id="firstHeading" class="firstHeading"><span style="font-size:0.7em; line-height:130%">std::this_thread::</span>sleep_for</h1>
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<div id="contentSub"><span class="subpages">&lt; <a href="cpp.html">cpp</a>&lrm; | <a href="cpp-thread.html">thread</a></span></div>
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<div>&#23450;&#20041;&#20110;&#22836;&#25991;&#20214; <code><a href="cpp-header-thread.html">&lt;thread&gt;</a></code></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> Rep, <span class="kw1">class</span> Period <span class="sy1">&gt;</span><br />
<span class="kw4">void</span> sleep_for<span class="br0">(</span> <span class="kw4">const</span> <a href="cpp-chrono-duration.html"><span class="kw993">std::<span class="me2">chrono</span><span class="sy4">::</span><span class="me2">duration</span></span></a><span class="sy1">&lt;</span>Rep, Period<span class="sy1">&gt;</span><span class="sy3">&amp;</span> sleep_duration <span class="br0">)</span><span class="sy4">;</span></span></div>
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<td><span class="t-mark-rev t-since-cxx11">(C++11 &#36215;)</span></td>
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<p>&#38459;&#22622;&#24403;&#21069;&#32447;&#31243;&#25191;&#34892;&#65292;<i>&#33267;&#23569;</i>&#32463;&#36807;&#25351;&#23450;&#30340; <code>sleep_duration</code> &#12290;</p>
<p>&#27492;&#20989;&#25968;&#21487;&#33021;&#38459;&#22622;&#38271;&#20110; <code>sleep_duration</code> &#65292;&#22240;&#20026;&#35843;&#24230;&#25110;&#36164;&#28304;&#20105;&#35758;&#24310;&#36831;&#12290;</p>
<p>&#26631;&#20934;&#24211;&#24314;&#35758;&#29992;&#31283;&#23450;&#26102;&#38047;&#24230;&#37327;&#26102;&#38271;&#12290;&#33509;&#23454;&#29616;&#29992;&#31995;&#32479;&#26102;&#38388;&#20195;&#26367;&#65292;&#21017;&#31561;&#24453;&#26102;&#38388;&#20134;&#21487;&#33021;&#23545;&#26102;&#38047;&#35843;&#33410;&#25935;&#24863;&#12290;</p>
<h3><span class="mw-headline" id=".E5.8F.82.E6.95.B0">&#21442;&#25968;</span></h3>
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<td>sleep_duration</td>
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<td>&#35201;&#30561;&#30496;&#30340;&#26102;&#38271;</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>&#65288;&#26080;&#65289;</p>
<h3><span class="mw-headline" id=".E5.BC.82.E5.B8.B8">&#24322;&#24120;</span></h3>
<p>&#20219;&#20309;&#26102;&#38047;&#12289; time_point &#25110; duration &#22312;&#25191;&#34892;&#38388;&#25243;&#20986;&#30340;&#24322;&#24120;&#65288;&#26631;&#20934;&#24211;&#25552;&#20379;&#30340;&#26102;&#38047;&#12289;&#26102;&#38388;&#28857;&#21644;&#26102;&#38271;&#20915;&#19981;&#25243;&#20986;&#65289;&#12290;</p>
<h3><span class="mw-headline" id=".E7.A4.BA.E4.BE.8B">&#31034;&#20363;</span></h3>
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<pre class="de1"><span class="co2">#include &lt;iostream&gt;</span>
<span class="co2">#include &lt;chrono&gt;</span>
<span class="co2">#include &lt;thread&gt;</span>
<span class="kw4">int</span> main<span class="br0">(</span><span class="br0">)</span>
<span class="br0">{</span>
<span class="kw1">using</span> <span class="kw1">namespace</span> std<span class="sy4">::</span><span class="me2">chrono_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;Hello waiter<span class="es1">\n</span>&quot;</span> <span class="sy1">&lt;&lt;</span> <a href="cpp-io-manip-flush.html"><span class="kw1790">std::<span class="me2">flush</span></span></a><span class="sy4">;</span>
<span class="kw4">auto</span> start <span class="sy1">=</span> std<span class="sy4">::</span><span class="me2">chrono</span><span class="sy4">::</span><span class="me2">high_resolution_clock</span><span class="sy4">::</span><span class="me2">now</span><span class="br0">(</span><span class="br0">)</span><span class="sy4">;</span>
std<span class="sy4">::</span><span class="me2">this_thread</span><span class="sy4">::</span><span class="me2">sleep_for</span><span class="br0">(</span>2000ms<span class="br0">)</span><span class="sy4">;</span>
<span class="kw4">auto</span> end <span class="sy1">=</span> std<span class="sy4">::</span><span class="me2">chrono</span><span class="sy4">::</span><span class="me2">high_resolution_clock</span><span class="sy4">::</span><span class="me2">now</span><span class="br0">(</span><span class="br0">)</span><span class="sy4">;</span>
<a href="cpp-chrono-duration.html"><span class="kw993">std::<span class="me2">chrono</span><span class="sy4">::</span><span class="me2">duration</span></span></a><span class="sy1">&lt;</span><span class="kw4">double</span>, <a href="cpp-numeric-ratio-ratio.html"><span class="kw1528">std::<span class="me2">milli</span></span></a><span class="sy1">&gt;</span> elapsed <span class="sy1">=</span> end<span class="sy2">-</span>start<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;Waited &quot;</span> <span class="sy1">&lt;&lt;</span> elapsed.<span class="me1">count</span><span class="br0">(</span><span class="br0">)</span> <span class="sy1">&lt;&lt;</span> <span class="st0">&quot; ms<span class="es1">\n</span>&quot;</span><span class="sy4">;</span>
<span class="br0">}</span></pre></div>
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<p>&#21487;&#33021;&#30340;&#36755;&#20986;&#65306;</p>
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<pre class="de1">Hello waiter
Waited 2000.12 ms</pre></div>
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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-thread-sleep_until.html"><span class="t-lines"><span>sleep_until</span></span></a></div>
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
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<td>&#20351;&#24403;&#21069;&#32447;&#31243;&#30340;&#25191;&#34892;&#20572;&#27490;&#30452;&#21040;&#25351;&#23450;&#30340;&#26102;&#38388;&#28857;<br />
<span class="t-mark">(&#20989;&#25968;)</span></td>
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