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authorPeter Bengtsson <mail@peterbe.com>2020-12-08 14:43:23 -0500
committerPeter Bengtsson <mail@peterbe.com>2020-12-08 14:43:23 -0500
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+---
+title: Array.prototype.reverse()
+slug: Web/JavaScript/Reference/Global_Objects/Array/reverse
+tags:
+ - Array
+ - JavaScript
+ - Method
+ - Prototype
+translation_of: Web/JavaScript/Reference/Global_Objects/Array/reverse
+---
+<div>{{JSRef}}</div>
+
+<p><code><strong>reverse()</strong></code> 方法會<em><a href="https://zh.wikipedia.org/wiki/%E5%8E%9F%E5%9C%B0%E7%AE%97%E6%B3%95">原地(in place)</a></em>反轉(reverses)一個陣列。陣列中的第一個元素變為最後一個,而最後一個元素則變成第一個。</p>
+
+<div>{{EmbedInteractiveExample("pages/js/array-reverse.html")}}</div>
+
+
+
+<h2 id="Syntax" name="Syntax">語法</h2>
+
+<pre class="syntaxbox"><var>a</var>.reverse()</pre>
+
+<h3 id="回傳值">回傳值</h3>
+
+<p>反轉後的陣列。</p>
+
+<h2 id="Description" name="Description">描述</h2>
+
+<p><code>reverse</code> 方法將原地(in place)變換(transposes)呼叫此方法的陣列物件之元素至其顛倒的位置,改變原陣列後,並回傳此陣列之參考位址(reference)。</p>
+
+<h2 id="Examples" name="Examples">範例</h2>
+
+<h3 id="Example:_Reversing_the_elements_in_an_array" name="Example:_Reversing_the_elements_in_an_array">反轉陣列中之元素</h3>
+
+<p>下列範例建立了一個包含三個元素的陣列 <code>a</code>,接著反轉此陣列。呼叫 <code>reverse()</code> 會回傳一個反轉後的原陣列 <code>a</code> 之參考。</p>
+
+<pre class="brush: js">var a = ['one', 'two', 'three'];
+var reversed = a.reverse();
+
+console.log(a); // ['three', 'two', 'one']
+console.log(reversed); // ['three', 'two', 'one']
+</pre>
+
+<h2 id="Specifications" name="Specifications">規範</h2>
+
+<table class="standard-table">
+ <tbody>
+ <tr>
+ <th scope="col">規格</th>
+ <th scope="col">狀態</th>
+ <th scope="col">註解</th>
+ </tr>
+ <tr>
+ <td>{{SpecName('ES1')}}</td>
+ <td>{{Spec2('ES1')}}</td>
+ <td>Initial definition. Implemented in JavaScript 1.1.</td>
+ </tr>
+ <tr>
+ <td>{{SpecName('ES5.1', '#sec-15.4.4.8', 'Array.prototype.reverse')}}</td>
+ <td>{{Spec2('ES5.1')}}</td>
+ <td> </td>
+ </tr>
+ <tr>
+ <td>{{SpecName('ES6', '#sec-array.prototype.reverse', 'Array.prototype.reverse')}}</td>
+ <td>{{Spec2('ES6')}}</td>
+ <td> </td>
+ </tr>
+ <tr>
+ <td>{{SpecName('ESDraft', '#sec-array.prototype.reverse', 'Array.prototype.reverse')}}</td>
+ <td>{{Spec2('ESDraft')}}</td>
+ <td> </td>
+ </tr>
+ </tbody>
+</table>
+
+<h2 id="瀏覽器相容性">瀏覽器相容性</h2>
+
+<div>
+
+
+<p>{{Compat("javascript.builtins.Array.reverse")}}</p>
+</div>
+
+<h2 id="參見">參見</h2>
+
+<ul>
+ <li>{{jsxref("Array.prototype.join()")}}</li>
+ <li>{{jsxref("Array.prototype.sort()")}}</li>
+ <li>{{jsxref("TypedArray.prototype.reverse()")}}</li>
+</ul>