Mega Code Archive

 

Categories / Php / Strings

 

Using sprintf() to ensure that one digit hex numbers (like 0) get padded with a leading 0

function build_color($red, $green, $blue) {     $redhex   = dechex($red);     $greenhex = dechex($green);     $bluehex  = dechex($blue);     return sprintf('#%02s%02s%02s', $redhex, $greenhex, $bluehex); }