(PHP 4, PHP 5)
imagedestroy — Destroy an image
imagedestroy() frees any memory associated with image image.
An image resource, returned by one of the image creation functions, such as imagecreatetruecolor().
Returns TRUE on success or FALSE on failure.
Example #1 Using imagedestroy() example
<?php
// create a 100 x 100 image
$im = imagecreatetruecolor(100, 100);
// alter or save the image
// frees image from memory
imagedestroy($im);
?>