Chapter 7. Using Methods to Accomplish Tasks
Methods are arguably the most important part of any object-oriented language, because they define every action an object takes.
Classes and objects provide a framework. Class and instance variables provide a way to describe what these classes and objects are. Only methods can define an object's behavior—the things it is capable of doing and the way it interacts with other classes and objects.
Yesterday, you learned some things about defining methods, and you could use this knowledge to create Java programs. You would, however, be missing some features that make methods powerful—features that make your objects and classes more efficient and easier to understand. Today you learn about the following features: ...
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