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Sunday, February 8, 2009

What is the Gang of Four Design Pattern?

What is the Gang of Four Design Pattern?


The history of all design patterns used in modern day applications derive from the Gang of Four (GoF) Pattern. Gang of Four patterns are categorized into 3 types:

1 - Creational2 - Structural3 - Behavioral

The term “Gang of Four” (or “GoF” in acronym) is used to refer to the four authors of the book Design Patterns: Elements of Reusable Object-Oriented Software. The authors are Erich Gamma, Ralph Johnson, Richard Helm and John Vlissides.

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