67 lines
4.0 KiB
HTML
67 lines
4.0 KiB
HTML
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<title>std::binomial_distribution<IntType>::p, t</title>
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<h1 id="firstHeading" class="firstHeading"><span style="font-size:0.7em; line-height:130%">std::binomial_distribution<IntType>::</span>p, t</h1>
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<div id="contentSub"><span class="subpages">< <a href="cpp.html">cpp</a>‎ | <a href="cpp-numeric.html">numeric</a>‎ | <a href="cpp-numeric-random.html">random</a>‎ | <a href="cpp-numeric-random-binomial_distribution.html">binomial distribution</a></span></div>
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<div><span class="mw-geshi cpp source-cpp"><span class="kw4">double</span> p<span class="br0">(</span><span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span></span></div>
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<td>(1)</td>
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<td><span class="t-mark-rev t-since-cxx11">(C++11 起)</span></td>
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<div><span class="mw-geshi cpp source-cpp">IntType t<span class="br0">(</span><span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span></span></div>
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<td>(2)</td>
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<td><span class="t-mark-rev t-since-cxx11">(C++11 起)</span></td>
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<p>返回构造分布所用的参数。</p>
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<div class="t-li1"><span class="t-li">1)</span> 返回 <span class="texhtml" style="white-space: nowrap;">p</span> 分布参数。它定义试验生成 <span class="t-c"><span class="mw-geshi cpp source-cpp"><span class="kw2">true</span></span></span> 的概率。默认值为 <span class="t-c"><span class="mw-geshi cpp source-cpp"><span class="nu16">0.5</span></span></span> 。</div>
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<div class="t-li1"><span class="t-li">2)</span> 返回 <span class="texhtml" style="white-space: nowrap;">t</span> 分布参数。它定义试验次数。默认值为 <span class="t-c"><span class="mw-geshi cpp source-cpp"><span class="nu0">1</span></span></span> 。</div>
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<h3><span class="mw-headline" id=".E5.8F.82.E6.95.B0">参数</span></h3>
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<p>（无）</p>
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<h3><span class="mw-headline" id=".E8.BF.94.E5.9B.9E.E5.80.BC">返回值</span></h3>
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<div class="t-li1"><span class="t-li">1)</span> <span class="texhtml" style="white-space: nowrap;">p</span> 分布参数。</div>
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<div class="t-li1"><span class="t-li">2)</span> <span class="texhtml" style="white-space: nowrap;">t</span> 分布参数。</div>
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<h3><span class="mw-headline" id=".E5.8F.82.E9.98.85">参阅</span></h3>
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<div><a href="cpp-numeric-random-binomial_distribution-param.html"><span class="t-lines"><span>param</span></span></a></div>
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<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>获取或设置随机参数对象<br />
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<span class="t-mark">(公开成员函数)</span></td>
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