December 2013
Beginner
576 pages
16h 4m
English
Content preview from Programming in Objective-C, Sixth Edition
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What Is an Object, Anyway?
An object is a thing. Think about object-oriented programming as a thing and something you want to do to that thing. This is in contrast to a programming language such as C, known as a procedural programming language. In C, you typically think about what you want to do first and then you worry about the objects, almost the opposite of object orientation.
Consider an example from everyday life. Let’s assume that you own a car, which is obviously an object, and one that you own. You don’t have just any car; you have a particular car that was manufactured in a factory, maybe in Detroit, maybe in Japan, or maybe someplace else. Your car has a vehicle identification number (VIN) that uniquely identifies that car here in ...
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