Prototype property in Javascript

July 6, 2007 § Leave a comment

What it is not:

It is not Prototype Library (Toolkits for applying various DHTML effects)

What is it?

It is a built-in object that simplifies the process of adding custom properties/ methods to all instances of an object. In short, It applies any changes you made to all instances of a particular Javascript object.

Why is it useful?

When defining basic properties of Javascript object, you definitely need Prototype property.

For example, If your object is called robot, then robot.prototype would contain var head, var limbs, var body, etc. etc.



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