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	<title>The New Interface Advocate &#187; regex</title>
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		<title>Everybody Loves Regular Expressions!</title>
		<link>http://www.hci-matters.com/blog/2008/04/23/archives/33/</link>
		<comments>http://www.hci-matters.com/blog/2008/04/23/archives/33/#comments</comments>
		<pubDate>Wed, 23 Apr 2008 22:40:43 +0000</pubDate>
		<dc:creator>R. Clayton Barnes</dc:creator>
				<category><![CDATA[Reference]]></category>
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		<category><![CDATA[regex]]></category>
		<category><![CDATA[regular expressions]]></category>

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		<description><![CDATA[I&#8217;ve had several requests for my &#8220;Regular Expressions Quick-Reference/Comparison Chart,&#8221; so I&#8217;m posting it here. At the moment, it covers the vim-, BRE- (used by ed, sed, and grep), ERE- (used by egrep, and sed -r), and perl- (used by perl (naturally!) and most copies of rename) flavors at the moment. This is still quite [...]]]></description>
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