Skip to Content
Sams Teach Yourself PHP, MySQL® and Apache All in One, Fifth Edition
book

Sams Teach Yourself PHP, MySQL® and Apache All in One, Fifth Edition

by Julie Meloni
May 2012
Beginner
672 pages
18h 24m
English
Sams
Content preview from Sams Teach Yourself PHP, MySQL® and Apache All in One, Fifth Edition

Chapter 5. The Building Blocks of PHP

In this chapter, you learn the following:

• About variables—what they are, why you need to use them, and how to use them

• How to define and access variables

• About data types

• About some of the more commonly used operators

• How to use operators to create expressions

• How to define and use constants

In this chapter, you get your hands dirty with some of the nuts and bolts of the PHP scripting language. Those of you new to programming might feel overwhelmed at times, but don’t worry—you can always refer to this chapter later on. Concentrate on understanding the concepts, rather than memorizing the features covered, because these elements are repeated throughout the scripts in this book. Eventually you’ll ...

Become 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,
and much more.

Read now

Unlock full access

More than 5,000 organizations count on O’Reilly

AirBnbBlueOriginElectronic ArtsHomeDepotNasdaqRakutenTata Consultancy Services

QuotationMarkO’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.
Head of Cybersecurity
QuotationMarkI 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.
Field Engineer
QuotationMarkI’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.
Data Platform Tech Lead
QuotationMarkI'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.
Mark W.
Embedded Software Engineer

You might also like

Sams Teach Yourself PHP, MySQL® and Apache All in One

Sams Teach Yourself PHP, MySQL® and Apache All in One

Julie C. Meloni

Publisher Resources

ISBN: 9780132603706Purchase book