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<title>std::chrono::hh_mm_ss&lt;Duration&gt;::is_negative, std::chrono::hh_mm_ss&lt;Duration&gt;::hours, std::chrono::hh_mm_ss&lt;Duration&gt;::minutes, std::chrono::hh_mm_ss&lt;Duration&gt;::seconds, std::chrono::hh_mm_ss&lt;Duration&gt;::subseconds</title>
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<h1 id="firstHeading" class="firstHeading"><span style="font-size:0.7em; line-height:130%">std::chrono::hh_mm_ss&lt;Duration&gt;::</span>is_negative, <span style="font-size:0.7em; line-height:130%">std::chrono::hh_mm_ss&lt;Duration&gt;::</span>hours, <span style="font-size:0.7em; line-height:130%">std::chrono::hh_mm_ss&lt;Duration&gt;::</span>minutes, <span style="font-size:0.7em; line-height:130%">std::chrono::hh_mm_ss&lt;Duration&gt;::</span>seconds, <span style="font-size:0.7em; line-height:130%">std::chrono::hh_mm_ss&lt;Duration&gt;::</span>subseconds</h1>
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<div id="contentSub"><span class="subpages">&lt; <a href="cpp.html">cpp</a>&lrm; | <a href="cpp-chrono.html">chrono</a>&lrm; | <a href="cpp-chrono-hh_mm_ss.html">hh mm ss</a></span></div>
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<div><span class="mw-geshi cpp source-cpp"><span class="kw4">constexpr</span> <span class="kw4">bool</span> is_negative<span class="br0">(</span><span class="br0">)</span> <span class="kw4">const</span> <span class="kw1">noexcept</span><span class="sy4">;</span></span></div>
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<td>(1)</td>
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<div><span class="mw-geshi cpp source-cpp"><span class="kw4">constexpr</span> <a href="cpp-chrono-duration.html"><span class="kw999">std::<span class="me2">chrono</span><span class="sy4">::</span><span class="me2">hours</span></span></a> hours<span class="br0">(</span><span class="br0">)</span> <span class="kw4">const</span> <span class="kw1">noexcept</span><span class="sy4">;</span></span></div>
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<div><span class="mw-geshi cpp source-cpp"><span class="kw4">constexpr</span> <a href="cpp-chrono-duration.html"><span class="kw998">std::<span class="me2">chrono</span><span class="sy4">::</span><span class="me2">minutes</span></span></a> minutes<span class="br0">(</span><span class="br0">)</span> <span class="kw4">const</span> <span class="kw1">noexcept</span><span class="sy4">;</span></span></div>
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<div><span class="mw-geshi cpp source-cpp"><span class="kw4">constexpr</span> <a href="cpp-chrono-duration.html"><span class="kw997">std::<span class="me2">chrono</span><span class="sy4">::</span><span class="me2">seconds</span></span></a> seconds<span class="br0">(</span><span class="br0">)</span> <span class="kw4">const</span> <span class="kw1">noexcept</span><span class="sy4">;</span></span></div>
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<div><span class="mw-geshi cpp source-cpp"><span class="kw4">constexpr</span> precision subseconds<span class="br0">(</span><span class="br0">)</span> <span class="kw4">const</span> <span class="kw1">noexcept</span><span class="sy4">;</span></span></div>
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<td>(5)</td>
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<p>&#33719;&#24471;&#23384;&#20648;&#30340;&ldquo;&#25286;&#20998;&rdquo;&#26102;&#38388;&#30340;&#32452;&#20998;&#12290;</p>
<h3><span class="mw-headline" id=".E8.BF.94.E5.9B.9E.E5.80.BC">&#36820;&#22238;&#20540;</span></h3>
<p>&#20196; <code>d</code> &#20026;&#34920;&#31034;&#30340;&#26102;&#38271;&#65306;</p>
<div class="t-li1"><span class="t-li">1)</span> &#33509; <code>d</code> &#20026;&#36127;&#21017;&#20026; <code>true</code> &#65292;&#21542;&#21017;&#20026; <code>false</code> &#12290;</div>
<div class="t-li1"><span class="t-li">2)</span> <span class="t-c"><span class="mw-geshi cpp source-cpp"><a href="cpp-chrono-duration-duration_cast.html"><span class="kw1000">std::<span class="me2">chrono</span><span class="sy4">::</span><span class="me2">duration_cast</span></span></a><span class="sy1">&lt;</span><a href="cpp-chrono-duration.html"><span class="kw999">std::<span class="me2">chrono</span><span class="sy4">::</span><span class="me2">hours</span></span></a><span class="sy1">&gt;</span><span class="br0">(</span>abs<span class="br0">(</span>d<span class="br0">)</span><span class="br0">)</span></span></span> &#12290;</div>
<div class="t-li1"><span class="t-li">3)</span> <span class="t-c"><span class="mw-geshi cpp source-cpp"><a href="cpp-chrono-duration-duration_cast.html"><span class="kw1000">std::<span class="me2">chrono</span><span class="sy4">::</span><span class="me2">duration_cast</span></span></a><span class="sy1">&lt;</span><a href="cpp-chrono-duration.html"><span class="kw998">std::<span class="me2">chrono</span><span class="sy4">::</span><span class="me2">minutes</span></span></a><span class="sy1">&gt;</span><span class="br0">(</span>abs<span class="br0">(</span>d<span class="br0">)</span> <span class="sy2">-</span> hours<span class="br0">(</span><span class="br0">)</span><span class="br0">)</span></span></span> &#12290;</div>
<div class="t-li1"><span class="t-li">4)</span> <span class="t-c"><span class="mw-geshi cpp source-cpp"><a href="cpp-chrono-duration-duration_cast.html"><span class="kw1000">std::<span class="me2">chrono</span><span class="sy4">::</span><span class="me2">duration_cast</span></span></a><span class="sy1">&lt;</span><a href="cpp-chrono-duration.html"><span class="kw997">std::<span class="me2">chrono</span><span class="sy4">::</span><span class="me2">seconds</span></span></a><span class="sy1">&gt;</span><span class="br0">(</span>abs<span class="br0">(</span>d<span class="br0">)</span> <span class="sy2">-</span> hours<span class="br0">(</span><span class="br0">)</span> <span class="sy2">-</span> minutes<span class="br0">(</span><span class="br0">)</span><span class="br0">)</span></span></span> &#12290;</div>
<div class="t-li1"><span class="t-li">5)</span> &#33509; <span class="t-c"><span class="mw-geshi cpp source-cpp">std<span class="sy4">::</span><span class="me2">chrono</span><span class="sy4">::</span><span class="me2">treat_as_floating_point_v</span><span class="sy1">&lt;</span>precision<span class="sy4">::</span><span class="me2">rep</span><span class="sy1">&gt;</span></span></span> &#20026; <span class="t-c"><span class="mw-geshi cpp source-cpp"><span class="kw2">true</span></span></span> &#21017;&#20026; <span class="t-c"><span class="mw-geshi cpp source-cpp">abs<span class="br0">(</span>d<span class="br0">)</span> <span class="sy2">-</span> hours<span class="br0">(</span><span class="br0">)</span> <span class="sy2">-</span> minutes<span class="br0">(</span><span class="br0">)</span> <span class="sy2">-</span> seconds<span class="br0">(</span><span class="br0">)</span></span></span> &#65307;&#21542;&#21017;&#20026; <span class="t-c"><span class="mw-geshi cpp source-cpp"><a href="cpp-chrono-duration-duration_cast.html"><span class="kw1000">std::<span class="me2">chrono</span><span class="sy4">::</span><span class="me2">duration_cast</span></span></a><span class="sy1">&lt;</span>precision<span class="sy1">&gt;</span><span class="br0">(</span>abs<span class="br0">(</span>d<span class="br0">)</span> <span class="sy2">-</span> hours<span class="br0">(</span><span class="br0">)</span> <span class="sy2">-</span> minutes<span class="br0">(</span><span class="br0">)</span> <span class="sy2">-</span> seconds<span class="br0">(</span><span class="br0">)</span><span class="br0">)</span></span></span> &#12290;</div>
<h3><span class="mw-headline" id=".E7.A4.BA.E4.BE.8B">&#31034;&#20363;</span></h3>
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