Practical usage of classical object oriented programming methodology in any scripting or programming language can usually be explained by setting apart the language-specific implementation of the principles of polymorphism, inheritance and encapsulation.

JavaScript is somewhat of a different animal when it comes to object oriented programming. It is one of the few widely spread (or even the most widely spread) fully prototype-based programming languages. Prototype based languages depend on premises different from what most programmers familiar with object oriented programming techniques have come to rely on.

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Tags: ActionScript, JavaScript