Alan Freedman -- The Computer Language Company - Computer Desktop Encyclopedia
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A CDE Definition

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instance variable

In object technology, a variable used by an instance of a class. It holds data for a particular object. Contrast with class variable. See class.


(1) In object technology, a user-defined data type that defines a collection of objects that share the same characteristics. An object, or class member, is one instance of the class. Concrete classes are designed to be instantiated. Abstract classes are designed to pass on characteristics through inheritance. See instantiate.

(2) In networking, a categorization of a packet based on attributes such as protocol, port and source and destination addresses.

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