PHP for the Web: Visual QuickStart Guide, Fifth Edition

8. Creating Web Applications

In This Chapter

Creating Templates

Using External Files

Using Constants

Working with the Date and Time

Handling HTML Forms with PHP, Revisited

Making Forms Sticky

Sending Email

Output Buffering

Manipulating HTTP Headers

Review and Pursue

The book to this point has covered the fundamentals of programming with PHP; now it’s time to begin tying it all together into actual web applications. In this chapter, you’ll learn a number of functions and techniques for making your websites more professional, more feature-rich, and easier to maintain.

First, you’ll learn how to use external files to break pages into individual pieces, allowing you to separate the logic from the presentation. Then you’ll tinker with constants, ...