Chapter 12. Object-Oriented Programming
Chapter 4 discussed JavaScript objects—collections of keys paired with values. In this chapter, we’ll look at ways to create and use objects as we explore object-oriented programming. Object-oriented programming is a way to design and write programs so that all of the program’s important parts are represented by objects. For example, when building a racing game, you could use object-oriented programming techniques to represent each car as an object and then create multiple car objects that share the same properties and functionality.
A Simple Object
In Chapter 4, you learned that objects are made up of properties, which are simply pairs of keys and values. For example, in the following code the object dog ...
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