PHP Unconference Europe 2015

imagecolordeallocate

(PHP 4, PHP 5)

imagecolordeallocateDe-allocate a color for an image

Description

bool imagecolordeallocate ( resource $image , int $color )

De-allocates a color previously allocated with imagecolorallocate() or imagecolorallocatealpha().

Parameters

image

An image resource, returned by one of the image creation functions, such as imagecreatetruecolor().

color

The color identifier.

Return Values

Returns TRUE on success or FALSE on failure.

Examples

Example #1 Using imagecolordeallocate()

<?php
$white 
imagecolorallocate($im255255255);
imagecolordeallocate($im$white);
?>

See Also

add a note add a note

User Contributed Notes 1 note

up
0
sabretur
1 year ago
A faster way to get HTML color values:

function rgb2html($r, $g, $b){
$r = sprintf('%02x',$r);
$g = sprintf('%02x',$g);
$b = sprintf('%02x',$b);
return '#'.$r.$g.$b;
}
To Top