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	<title>nonobtrusive &#187; jQuery</title>
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		<title>So you think you&#8217;re writing effiecent jQuery selectors?</title>
		<link>http://www.nonobtrusive.com/2009/07/18/so-you-think-youre-writing-effiecent-jquery-selectors/</link>
		<comments>http://www.nonobtrusive.com/2009/07/18/so-you-think-youre-writing-effiecent-jquery-selectors/#comments</comments>
		<pubDate>Sat, 18 Jul 2009 13:59:09 +0000</pubDate>
		<dc:creator>Erik Karlsson</dc:creator>
				<category><![CDATA[JavaScript]]></category>
		<category><![CDATA[Web development]]></category>
		<category><![CDATA[jQuery]]></category>
		<category><![CDATA[performance]]></category>
		<category><![CDATA[selector]]></category>

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		<description><![CDATA[Think again if you&#8217;re writing selectors such as

$&#40;&#34;div#myId&#34;&#41;

When selecting against the DOM ID the fastest way to get the node is to use only the id:

$&#40;&#34;#myId&#34;&#41; //will translate into document.getElementById(&#34;myId&#34;) internally

otherwise jQuery will first get all DIV-nodes then manually iterate over them looking for an attribute id that&#8217;s equal to &#8220;myId&#8221;. In a case with [...]]]></description>
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