December 2001
Intermediate to advanced
520 pages
13h 42m
English
Content preview from PHP Advanced for the World Wide Web: Visual QuickPro GuideBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Creating a Simple Image
For the first example in this chapter, you'll create a simple image: text on a colored background. To be able to do so, you will only need use of the GD, zlib, and either the JPEG or PNG libraries, depending upon which format you want to create. Most installations of PHP should not have difficulty with the following script.
Making images with PHP is straightforward: You begin the process, you paint your picture, then you send the image to the Web browser (the images in the first three sections of the chapter will be created in memory and sent to the Web browser; the images in the final section will be saved on the server). It all starts with the imagecreate() function, which takes the width and height of the image, in ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.