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docs/javascript/Reference/Global_Objects/Math/atan2.html
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@@ -4,7 +4,7 @@
<h2 id="Summary" name="Summary">概述</h2>
<p><code><strong>Math.atan2()</strong></code> 返回其参数比值的反正切值。</p>
<h2 id="Syntax" name="Syntax">语法</h2>
<pre class="syntaxbox">Math.atan2(<em>y</em>, <em>x</em>) </pre>
<pre><code class="language-javascript">Math.atan2(<em>y</em>, <em>x</em>) </code></pre>
<h2 id="Parameters" name="Parameters">参数</h2>
<dl>
<dt>
@@ -18,7 +18,7 @@
<p>由于 <code>atan2</code> 是 <code>Math</code> 的静态方法，所以应该像这样使用：<code>Math.atan2()</code>，而不是作为你创建的 <code>Math</code> 实例的方法。</p>
<h2 id="Examples" name="Examples">示例</h2>
<h3 id="Example:_Using_Math.atan2" name="Example:_Using_Math.atan2">例子：使用 <code>Math.atan2</code></h3>
<pre class="brush:js">Math.atan2(90, 15) // 1.4056476493802699
<pre><code class="language-js">Math.atan2(90, 15) // 1.4056476493802699
Math.atan2(15, 90) // 0.16514867741462683
<code>Math.atan2( ±0, -0 )</code> // <code>±PI</code>.
@@ -32,7 +32,7 @@ Math.atan2(15, 90) // 0.16514867741462683
<code>Math.atan2( ±Infinity, x )</code> // <code>±PI/2</code> for finite x.
<code>Math.atan2( ±Infinity, -Infinity )</code> // <code>±3*PI/4</code>.
<code>Math.atan2( ±Infinity, +Infinity )</code> // <code>±PI/4</code>.
</pre>
</code></pre>
<h2 id="规范">规范</h2>
<table class="standard-table">
<tbody>