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Salathe · 10-23-2007, 01:04 AM

On the topic of validating the hexadecimal colour string, if you don't care too much about wasted ten-thousands of a second, you could simply use:

PHP Code:


			
function is_colour($hex)

{

    return (bool) preg_match('/^#?[a-fA-F0-9]{6}$/', $hex);

}

10-23-2007, 01:04 AM	#8 (permalink)
Salathe Moderateur Join Date: Apr 2007 Posts: 1,393 Thanks: 5	On the topic of validating the hexadecimal colour string, if you don't care too much about wasted ten-thousands of a second, you could simply use: PHP Code: `function is_colour($hex) { return (bool) preg_match('/^#?[a-fA-F0-9]{6}$/', $hex); }`