imagecolordeallocate

Description

The imagecolordeallocate() function de-allocates a color previously allocated with imagecolorallocate() or imagecolorallocatealpha().

<?php
$white = imagecolorallocate ($im, 255, 255, 255);
imagecolordeallocate ($im, $white);
 ?>

See also imagecolorallocate() and imagecolorallocatealpha().