PHP imagecolordeallocate() function usage and example of canceling the allocation of image colors

PHP Image Processing

imagecolordeallocate — Cancel the allocation of image colors.

Syntax

bool imagecolordeallocate ( resource $image , int $color )

The imagecolordeallocate() function cancels the previous allocation by imagecolorallocate() Or imagecolorallocatealpha() Allocated color.

Example

<?php
header("Content-type: image/png
　$im = @imagecreate(100,　50)
　　　　　or die("Cannot initialize a new GD image stream");
　$background_color = imagecolorallocate($im,　255,　255,　255);　
　$text_color = imagecolorallocate($im,　233,　14,　91);
　imagestring($im,　1,　5,　5, $text_color);
　imagecolordeallocate($im, $background_color);
　imagepng($im);
　imagedestroy($im);
?>

The image of the output result of the above example is as follows:

Related articles

• imagecolorallocate() Allocate colors for an image.

• imagecolorallocatealpha() Allocate colors and opacity for an image.

PHP Image Processing