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Graphics function Library: imagecolorallocate

Source: Internet
Author: User
Keywords imagecolorallocate php Chinese function manual graphics function library
Tags aliyun function function library graphic graphics graphics function library html http
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Imagecolorallocate

(PHP3, PHP4)

Imagecolorallocate---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Assign a color to a graphic

Syntax: int imagecolorallocate (int im, int red, int green, int blue)

Description:

Imagecolorallocate () returns a color of the identifier, which means that the color is composed of the RGB component, parameter IM is returned by imagecreate (), to use in the graphics IM color, You must call Imagecolorallocate () to create a variety of colors.

Example:

<?php

$white = Imagecolorallocate ($im, 255, 255, 255);

$black = imagecolorallocate ($im, 0, 0, 0);

?>

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Related Keywords:
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