ALSO CALLED: Object-Oriented Design and OOP DEFINITION: In object-oriented programming, polymorphism (from the Greek meaning "having multiple forms") is the characteristic of being able to assign a different meaning or usage to something in different contexts - specifically, to allow an entity such as a variable, a function,
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OBJECT-ORIENTED PROGRAMMING DEFINITION (continued): … or an object to have more than one form. There are several different kinds of polymorphism.
1) A variable with a given name may be allowed to have different forms and the program can determine which form of the variable to use at the time of execution. For example, a variable named USERID may be capable of being either an integer (whole number) or a string of characters (perhaps because the programmer wants to allow a user to enter a user ID as either an employee number - an integer … Object-Oriented Programming definition sponsored by SearchCIO-Midmarket.com, powered by WhatIs.com an online computer dictionary
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