Chapter 23. Understanding Polymorphism
Learn to create abstract classes and define virtual functions
See how virtual functions work
Use pointers to classes in a hierarchy
Discover how to avoid the problem of class slicing
Realize the importance of using virtual destructors with polymorphism
What Is Polymorphism?
When I was a kid, I used to enjoy playing the game Dungeons and Dragons, and I still play it sometimes with my son. (He likes it, too.) The game allows you to choose one of several types of characters, such as a warrior or a wizard, and take on that character’s role. In the game, I often choose to play the role of a wizard, working magic and casting spells to help fellow players as needed. One of my favorite spells is called ...
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