   #PHP Manual Image functions imagecolorclosesthwb imagecolorexact

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                             imagecolordeallocate

   (PHP 3>= 3.0.6, PHP 4 )
   imagecolordeallocate -- De-allocate a color for an image

Description

   int imagecolordeallocate ( resource image, int color)

   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().
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