jquery-mobile/experiments/api-viewer/docs/checked-selector/index.html
2010-11-01 21:46:29 -04:00

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<!DOCTYPE html>
<html lang='en'><head>
<meta charset="utf-8" /><meta http-equiv='content-type' content='text/html; charset=UTF-8' /></head><body>
<div data-role="page">
<div data-role="header">
<h1>:checked Selector</h1>
</div>
<div data-role="content" data-theme="c" id="checked1">
<h2 class="jq-clearfix roundTop section-title">
<span class="name">checked</span> selector</h2>
<div class=" entry-details">
<h4 class="name">
<span class="versionAdded">version added: <a href="/version/1.0/">1.0</a></span>jQuery(':checked')</h4>
<p class="desc"><strong>Description: </strong>Matches all elements that are checked.</p>
<div class="longdesc"><p>The <code>:checked</code> selector works for checkboxes and radio buttons. For select elements, use the <code>:selected</code> selector.</p></div>
<h3>Example:</h3>
<div id="entry-examples" class="entry-examples"><div id="example-0">
<h4><span class="desc">Finds all input elements that are checked.</span></h4>
<pre><code class="example demo-code">&lt;!DOCTYPE html&gt;
&lt;html&gt;
&lt;head&gt;
&lt;style&gt;
div { color:red; }
&lt;/style&gt;
&lt;script src="http://code.jquery.com/jquery-latest.js"&gt;&lt;/script&gt;
&lt;/head&gt;
&lt;body&gt;
&lt;form&gt;
&lt;input type="checkbox" name="newsletter" checked="checked" value="Hourly" /&gt;
&lt;input type="checkbox" name="newsletter" value="Daily" /&gt;
&lt;input type="checkbox" name="newsletter" value="Weekly" /&gt;
&lt;input type="checkbox" name="newsletter" checked="checked" value="Monthly" /&gt;
&lt;input type="checkbox" name="newsletter" value="Yearly" /&gt;
&lt;/form&gt;
&lt;div&gt;&lt;/div&gt;
&lt;script&gt;
function countChecked() {
var n = $("input:checked").length;
$("div").text(n + (n &lt;= 1 ? " is" : " are") + " checked!");
}
countChecked();
$(":checkbox").click(countChecked);
&lt;/script&gt;
&lt;/body&gt;
&lt;/html&gt;</code></pre>
<h4>Demo:</h4>
<div class="demo code-demo"></div>
<h4>Result:</h4>
<pre><code class="results">&lt;input type="checkbox" name="newsletter" checked="checked" value="Daily" /&gt;,
&lt;input type="checkbox" name="newsletter" checked="checked" value="Monthly" /&gt; ]</code></pre>
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