The Singleton Design Pattern in PHP PRO

The singleton design pattern provides us with a solution for ensuring that a given class won’t be instantiated more than than one. This video clip explains it using a code sample in PHP.

You can find the source code available for free download in my PHP Design Patterns course at www.abelski.org.

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The Visitor Design Pattern

The Visitor Design Pattern

The visitor design pattern allows us to add operations to objects that already exist without modifying their classes and without extending them.

The Beauty of Code

Coding is Art! Developing Code That Works is Simple. Develop Code with Style is a Challenge!

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