Read this for more on inheritance.

Chapter 18 Inheritance

The language feature most often associated with object-oriented programming is inheritance. Inheritance is the ability to define a new class that is a modified version of an existing class. In this chapter, I demonstrate inheritance using classes that represent playing cards, decks of cards, and poker hands.

If you don't play poker, you can read about it at, but you don't have to; I'll tell you what you need to know for the exercises.

Code examples from this chapter are available from

Source: Green Tea Press,
This work is licensed under a Creative Commons Attribution-NonCommercial 3.0 License.