note 12156 deleted from function.dechex by felipe

Note Submitter: gurke at bigfoot dot com 

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usefull if you need to convert decimal colors to html style hex colors:

function hexColor($color) {
 return sprintf("%02X%02X%02X",$color[0],$color[1],$color[2]);
}

example:

$col[0] = 25;
$col[1] = 255;
$col[2] = 55;

print hexColor($col);