Learning to Program

Classes

An object-oriented program consists of a bunch of objects that have attributes and behaviors. A class is a description of the attributes and behaviors of a type of object. For instance, the code for the PacMan class would include the move and chomp methods, which are descriptions of how a PacMan object moves and chomps, respectively. The class is just a description of what a PacMan would be like, but it does not create a PacMan (that is the job of the instance). One of the big advantages of using classes is how it organizes your code. When you have a PacMan class, you know that all the code that describes a PacMan must go into the PacMan class definition. If sometime in the future you decide that you want PacMan to be able to jump, you ...