how to put background image in php

Php image processing function example and php verification code // Prepare the canvas $ Im = imagecreatetruecolor (500,300 ); // Prepare paint $ Black = imagecolorallocate ($ im, 0, 0, 0 );

This article mainly introduces the css file background image Download Code implemented by php, involving operations on files and URLs. It is a very practical technique. For more information, see This article mainly introduces the css file background

PHP implementation of the CSS file background image Downloader code, This article describes the PHP implementation of the CSS file background image Downloader code. Share to everyone for your reference. The implementation method is as

Css file background image Download Code implemented by php, This example describes the css file background image Download Code implemented by php. Share it with you for your reference. The specific implementation method is as follows: Downloading

Prepare the canvas $im = Imagecreatetruecolor (500, 300); Preparing Paint $black = imagecolorallocate ($im, 0, 0, 0); $white = Imagecolorallocate ($im, 255, 255, 255); Background filled with black Imagefill (

Note: If you want to use PHP GD processing we need to open the GD library GD Library support for PHP under Windows Find php.ini, open content, find: ; Extension=php_gd2.dll Put the front semicolon ";" Remove, then save, if there is no semicolon,

DICOM medical image processing: WEBPACS 3. PHP extension skeleton background: In the last two column blogs, we have explained how to build a web pacs environment. if the backend of the platform is not related to DICOM, there is actually nothing to

During program development, users often encounter the need to upload images to generate small thumbnails. Because the length and width ratios of the images uploaded by users are different, it is a problem to display the small images neatly on the

In the past, we used php to generate verification codes without background or with the same color background. However, this verification is easy for the machine to recognize. I will introduce some examples of generating graphic verification codes

Php image verification code multiple instances // File header... Header ("Content-type: image/png "); // Create white paper with true color $ Im = @ imagecreatetruecolor (50, 20) or die ("image