Use PHP code to generate images on web pages_PHP tutorial-PHP Tutorial-php.cn

Use PHP code to generate images on web pages_PHP tutorial

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Release： 2016-07-13 09:48:06

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Use PHP code to generate images on web pages

This article mainly introduces the methods and examples of using PHP code to generate images on web pages. It is very simple and practical. If necessary, Friends can refer to it.

The code is very simple, no more nonsense here,

/**

* Created by PhpStorm.

* User: Administrator

* Date: 2015/6/29

* Time: 21:25

header('Content-type:image/png');//设置mime type

$img = imagecreate(400,300);//设置图片像素

imagecolorallocate($img,255,255,255);//给图片上色

imageellipse($img,200,200,50,50,imagecolorallocate($img,255,0,0));//在图片上绘制图形，中心点200,200；宽高50,50

imagepng($img);//设置图片格式为PNG

/** * Created by PhpStorm. * User: Administrator * Date: 2015/6/29 * Time: 21:25 */ header('Content-type:image/png');//Set mime type $img = imagecreate(400,300);//Set image pixels imagecolorallocate($img,255,255,255);//Color the picture imageellipse($img,200,200,50,50,imagecolorallocate($img,255,0,0));//Draw graphics on the picture, center point 200,200; width and height 50,50 imagepng($img);//Set the image format to PNG

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