语法高亮,滚动条美化,设置页面调整

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fofolee
2019-04-19 02:41:09 +08:00
parent 1e8f76c000
commit 359d29ee0b
1590 changed files with 12328 additions and 11441 deletions

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<h2 id="Summary" name="Summary">概述</h2>
<p><code><strong>Math.cbrt()</strong></code> 函数返回任意数字的立方根.</p>
<h2 id="Syntax" name="Syntax">语法</h2>
<pre class="syntaxbox">Math.cbrt(<em>x</em>)</pre>
<pre><code class="language-javascript">Math.cbrt(<em>x</em>)</code></pre>
<h3 id="Parameters" name="Parameters">参数</h3>
<dl>
<dt><code>x</code></dt>
@@ -14,7 +14,7 @@
<p>参数 <code>x</code> 会被自动类型转换成 <code>number </code>类型.</p>
<p><span style="font-family: 'Courier New','Andale Mono',monospace; font-weight: inherit; line-height: normal;">cbrt 是 "cube root" 的缩写, 意思是立方根.</span></p>
<h2 id="Examples" name="Examples">示例</h2>
<pre class="brush: js">Math.cbrt(NaN); // NaN
<pre><code class="language-javascript">Math.cbrt(NaN); // NaN
Math.cbrt(-1); // -1
Math.cbrt(-0); // -0
Math.cbrt(-Infinity); // -Infinity
@@ -22,15 +22,15 @@ Math.cbrt(0); // 0
Math.cbrt(1); // 1
Math.cbrt(Infinity); // Infinity
Math.cbrt(null); // 0
Math.cbrt(2); // 1.2599210498948734</pre>
Math.cbrt(2); // 1.2599210498948734</code></pre>
<h2 id="Polyfill"><font face="consolas, Liberation Mono, courier, monospace"><span style="background-color: rgba(220, 220, 220, 0.5);">Polyfill</span></font></h2>
<p>为了与旧版浏览器兼容, 可使用下方函数模拟cbrt():</p>
<pre class="brush: js" dir="rtl">if (!Math.cbrt) {
<pre><code class="language-js" dir="rtl">if (!Math.cbrt) {
Math.cbrt = function(x) {
var y = Math.pow(Math.abs(x), 1/3);
return x &lt; 0 ? -y : y;
};
}</pre>
}</code></pre>
<h2 id="规范">规范</h2>
<table class="standard-table">
<tbody>