4. Basic Object-Oriented Programming

In This Chapter

OOP Theory

Defining a Class

Creating an Object

The $this Attribute

Creating Constructors

Creating Destructors

Designing Classes with UML

Better Documentation with phpDocumentor

Review and Pursue

Although PHP is still not as strong in its OOP feature set as other languages, object-oriented programming in PHP has a lot going for it. And while it is possible to have a good career without learning and using OOP, you should familiarize yourself with the concept. At the very least, being able to use both OOP and procedural programming allows you to better choose the right approach for each individual project.

In this chapter, and the next (Chapter 5, “Advanced OOP”), I will explain not only the ...

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