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90 lines
7.2 KiB
HTML
90 lines
7.2 KiB
HTML
<article class="" id="post-">
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<header class="entry-header">
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<h1 class="entry-title">.toArray()</h1>
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<div class="entry-meta">
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所属分类：<span class="category"><a href="/category/miscellaneous/">杂项</a> > <a href="/category/miscellaneous/dom-element-methods/">DOM 元素方法</a></span>
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<span class="pull-right">英文文档：<a href="https://api.jquery123.com/toArray/" target="_blank">.toArray()</a></span>
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</div><!-- .entry-meta -->
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</header><!-- .entry-header -->
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<!-- .entry-header -->
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<div class="entry-content">
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<article class="entry method" id="toArray1"><h2 class="section-title">
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<span class="name">.toArray()</span><span class="returns">返回: <a href="/Types/#Array">Array</a></span>
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</h2>
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<div class="entry-wrapper">
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<p class="desc"><strong>描述: </strong>
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返回一个包含jQuery对象集合中的所有DOM元素的数组。</p>
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<ul class="signatures"><li class="signature" id="toArray">
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<h4 class="name">
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<span class="version-details">添加的版本: <a href="/category/version/1.4/">1.4</a></span>.toArray()</h4>
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<ul><li><div class="null-signature">这个方法不接受任何参数。</div></li></ul>
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</li></ul>
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<div class="longdesc" id="entry-longdesc">
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<p><code>.toArray()</code> 返回jQuery集合中所有元素：</p>
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<div class="syntaxhighlighter javascript nogutter">
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<table>
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<tbody>
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<tr>
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<td class="gutter">
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<div class="line n1">1</div>
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</td>
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<td class="code">
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<pre><div class="container"><div class="line"><code>alert($(<span class="string">'li'</span>).toArray());</code></div></div></pre>
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</td>
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</tr>
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</tbody>
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</table>
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</div>
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<p>所有匹配的DOM节点都会包含在一个标准的数组中：</p>
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<p>
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<span class="result">[<li id="foo">, <li id="bar">]</span>
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</p>
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</div>
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<section class="entry-examples" id="entry-examples"><header><h2 class="underline">例子:</h2></header><div class="entry-example" id="example-0">
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<h4><span class="desc">选择文档中所有的div，并且返回一个DOM元素数组，然后利用浏览器内置的reverse方法反转整个数组。</span></h4>
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<div class="syntaxhighlighter xml ">
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<table>
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<tbody>
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</td>
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<td class="code">
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<pre><div class="container"><div class="line"><code><span class="doctype"><!DOCTYPE html></span></code></div></div><div class="container"><div class="line"><code><span class="tag"><<span class="title">html</span>></span></code></div></div><div class="container"><div class="line"><code><span class="tag"><<span class="title">head</span>></span></code></div></div><div class="container"><div class="line"><code> <span class="tag"><<span class="title">style</span>></span><span class="css"></span></code></div></div><div class="container"><div class="line"><code> <span class="tag">span</span> <span class="rules">{ <span class="rule"><span class="attribute">color</span>:<span class="value">red;</span></span> <span class="rule">}</span></span></code></div></div><div class="container"><div class="line"><code> <span class="tag"></<span class="title">style</span>></span></code></div></div><div class="container"><div class="line"><code> <span class="tag"><<span class="title">script</span> <span class="attribute">src</span>=<span class="value">"https://code.jquery.com/jquery-latest.js"</span>></span><span class="javascript"></span><span class="tag"></<span class="title">script</span>></span></code></div></div><div class="container"><div class="line"><code><span class="tag"></<span class="title">head</span>></span></code></div></div><div class="container"><div class="line"><code><span class="tag"><<span class="title">body</span>></span></code></div></div><div class="container"><div class="line"><code> Reversed - <span class="tag"><<span class="title">span</span>></span><span class="tag"></<span class="title">span</span>></span></code></div></div><div class="container"><div class="line"><code> </code></div></div><div class="container"><div class="line"><code> <span class="tag"><<span class="title">div</span>></span>One<span class="tag"></<span class="title">div</span>></span></code></div></div><div class="container"><div class="line"><code> <span class="tag"><<span class="title">div</span>></span>Two<span class="tag"></<span class="title">div</span>></span></code></div></div><div class="container"><div class="line"><code> <span class="tag"><<span class="title">div</span>></span>Three<span class="tag"></<span class="title">div</span>></span></code></div></div><div class="container"><div class="line"><code><span class="tag"><<span class="title">script</span>></span><span class="javascript"></span></code></div></div><div class="container"><div class="line"><code><span class="function"><span class="keyword">function</span> <span class="title">disp</span><span class="params">(divs)</span> {</span></code></div></div><div class="container"><div class="line"><code> <span class="keyword">var</span> a = [];</code></div></div><div class="container"><div class="line"><code> <span class="keyword">for</span> (<span class="keyword">var</span> i = <span class="number">0</span>; i < divs.length; i++) {</code></div></div><div class="container"><div class="line"><code> a.push(divs[i].innerHTML);</code></div></div><div class="container"><div class="line"><code> }</code></div></div><div class="container"><div class="line"><code> $(<span class="string">"span"</span>).text(a.join(<span class="string">" "</span>));</code></div></div><div class="container"><div class="line"><code>}</code></div></div><div class="container"><div class="line"><code> </code></div></div><div class="container"><div class="line"><code>disp( $(<span class="string">"div"</span>).toArray().reverse() );</code></div></div><div class="container"><div class="line"><code><span class="tag"></<span class="title">script</span>></span></code></div></div><div class="container"><div class="line"><code> </code></div></div><div class="container"><div class="line"><code><span class="tag"></<span class="title">body</span>></span></code></div></div><div class="container"><div class="line"><code><span class="tag"></<span class="title">html</span>></span></code></div></div></pre>
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</td>
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</tr>
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</tbody>
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</table>
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</div>
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<h4>Demo:</h4>
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<div class="demo code-demo"></div>
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</div></section>
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</div></article> </div>
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</article> |