imagecolordeallocate

(PHP 4, PHP 5, PHP 7)

imagecolordeallocate — 取锟斤拷图锟斤拷锟斤拷色锟侥凤拷锟斤拷

说锟斤拷

imagecolordeallocate ( resource $image , int $color ) : bool

imagecolordeallocate() 锟斤拷锟斤拷取锟斤拷锟斤拷前锟斤拷 imagecolorallocate() 锟斤拷 imagecolorallocatealpha() 锟斤拷锟斤拷锟斤拷锟缴拷锟�

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

锟轿硷拷 imagecolorallocate() 锟斤拷 imagecolorallocatealpha()锟斤拷