mirror of
https://github.com/fofolee/uTools-Manuals.git
synced 2025-06-08 23:14:06 +08:00
65 lines
6.8 KiB
HTML
65 lines
6.8 KiB
HTML
<article class="" id="post-">
|
||
<header class="entry-header">
|
||
<h1 class="entry-title">Child Selector ("parent > child")</h1>
|
||
<div class="entry-meta">
|
||
所属分类:<span class="category"><a href="/category/selectors/">选择器</a> > <a href="/category/selectors/hierarchy-selectors/">层级</a></span>
|
||
<span class="pull-right">英文文档:<a href="https://api.jquery123.com/child-selector/" target="_blank">Child Selector ("parent > child")</a></span>
|
||
</div><!-- .entry-meta -->
|
||
</header><!-- .entry-header -->
|
||
<!-- .entry-header -->
|
||
<div class="entry-content">
|
||
<article class="entry selector" id="child1"><h2 class="section-title"><span>child selector</span></h2>
|
||
<div class="entry-wrapper">
|
||
<p class="desc"><strong>描述: </strong>选择所有指定“parent”元素中指定的"child"的直接子元素。</p>
|
||
<ul class="signatures"><li class="signature">
|
||
<h4 class="name">
|
||
<span class="version-details">添加的版本: <a href="/category/version/1.0/">1.0</a></span>jQuery( "parent > child" )</h4>
|
||
<p class="argument"><strong>parent: </strong>任何有效的选择器。</p>
|
||
<p class="argument"><strong>child: </strong>用来筛选子元素的选择器。</p>
|
||
</li></ul>
|
||
<div class="longdesc" id="entry-longdesc">
|
||
<p>作为一个CSS选择器,这个子元素组合器被Safari, Firefox, Opera, Chrome, 和 Internet Explorer 7 及以上版本等现代浏览器支持,但尤其不被Internet Explorer6及以下版本支持。然而在jQuery中,这个选择器(与其他所有选择器)能在所有支持的浏览器中工作,包括IE6。</p>
|
||
<p>这个子元素组合器(E <strong>></strong> F)和(E F)都作为后代组合,但是他们有所不同,更具体的是(E <strong>></strong> F)它只会选择第一级的后代。</p>
|
||
</div>
|
||
<section class="entry-examples" id="entry-examples"><header><h2 class="underline">例子:</h2></header><div class="entry-example" id="example-0">
|
||
<h4><span class="desc">为无序列表 <ul class="topnav">的所有直接子元素加上边框。</span></h4>
|
||
<div class="syntaxhighlighter xml ">
|
||
<table>
|
||
<tbody>
|
||
<tr>
|
||
<td class="gutter">
|
||
<div class="line n1">1</div>
|
||
<div class="line n2">2</div>
|
||
<div class="line n3">3</div>
|
||
<div class="line n4">4</div>
|
||
<div class="line n5">5</div>
|
||
<div class="line n6">6</div>
|
||
<div class="line n7">7</div>
|
||
<div class="line n8">8</div>
|
||
<div class="line n9">9</div>
|
||
<div class="line n10">10</div>
|
||
<div class="line n11">11</div>
|
||
<div class="line n12">12</div>
|
||
<div class="line n13">13</div>
|
||
<div class="line n14">14</div>
|
||
<div class="line n15">15</div>
|
||
<div class="line n16">16</div>
|
||
<div class="line n17">17</div>
|
||
<div class="line n18">18</div>
|
||
<div class="line n19">19</div>
|
||
<div class="line n20">20</div>
|
||
<div class="line n21">21</div>
|
||
<div class="line n22">22</div>
|
||
</td>
|
||
<td class="code">
|
||
<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">body</span> <span class="rules">{ <span class="rule"><span class="attribute">font-size</span>:<span class="value"><span class="number">14</span>px;</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> </code></div></div><div class="container"><div class="line"><code><span class="tag"><<span class="title">ul</span> <span class="attribute">class</span>=<span class="value">"topnav"</span>></span></code></div></div><div class="container"><div class="line"><code> <span class="tag"><<span class="title">li</span>></span>Item 1<span class="tag"></<span class="title">li</span>></span></code></div></div><div class="container"><div class="line"><code> <span class="tag"><<span class="title">li</span>></span>Item 2</code></div></div><div class="container"><div class="line"><code> <span class="tag"><<span class="title">ul</span>></span><span class="tag"><<span class="title">li</span>></span>Nested item 1<span class="tag"></<span class="title">li</span>></span><span class="tag"><<span class="title">li</span>></span>Nested item 2<span class="tag"></<span class="title">li</span>></span><span class="tag"><<span class="title">li</span>></span>Nested item 3<span class="tag"></<span class="title">li</span>></span><span class="tag"></<span class="title">ul</span>></span></code></div></div><div class="container"><div class="line"><code> <span class="tag"></<span class="title">li</span>></span></code></div></div><div class="container"><div class="line"><code> <span class="tag"><<span class="title">li</span>></span>Item 3<span class="tag"></<span class="title">li</span>></span></code></div></div><div class="container"><div class="line"><code><span class="tag"></<span class="title">ul</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">script</span>></span><span class="javascript">$(<span class="string">"ul.topnav > li"</span>).css(<span class="string">"border"</span>, <span class="string">"3px double red"</span>);</span><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>
|
||
</td>
|
||
</tr>
|
||
</tbody>
|
||
</table>
|
||
</div>
|
||
<h4>Demo:</h4>
|
||
<div class="demo code-demo"></div>
|
||
</div></section>
|
||
</div></article> </div>
|
||
</article> |