May 2012
Beginner
672 pages
18h 24m
English
Content preview from Sams Teach Yourself PHP, MySQL® and Apache All in One, Fifth EditionBecome 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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Chapter 8. Working with Arrays
Arrays are used to store and organize data. PHP includes many functions that enable you to create, modify, and manipulate arrays, which you use often throughout the procedural programming method described in this book.
What Are Arrays?
You’ve already learned about and used scalar variables in the earlier chapters in this book, and therefore you know that these variables are used to store values. But scalar variables can store only one value at a time—the $color variable can hold only a value of red or blue, and so forth, but it cannot be used to hold ...
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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.