(PHP 3>= 3.0.6, PHP 4 )
関数ImageColorDeAllocate()ã¯ã€é–¢æ•° ImageColorAllocate()ã§ç¢ºä¿ã•れãŸè‰²ã‚’開放ã—ã¾ã™ã€‚
$white = ImageColorAllocate($im, 255, 255, 255); ImageColorDeAllocate($im, $white);