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php regexp for hexadecimal color codes (See related posts)

This regular expression matches on a hexadecimal color code (like #ffffff). These are often used in style sheets and HTML code

(regexp can ofcourse be used for other languages as well..)

preg_match('/^([0-9a-f]{1,2}){3}$/i', $color);
to php regexp color hexadecimal by rob_erwt on Thu Nov 15 13:31:10 +0000 2007

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