Lesson 2: Object-Oriented Programming: Polymorphism (Downloadable Version)

  • by Handson
  • Course level: All Levels


This lesson shows how to use polymorphism to “program in the general,” making systems more extensible and maintainable. You’ll learn how to use overridden methods; distinguish between abstract and concrete classes; declare abstract classes; determine object type at execution; use interfaces; and overload operators.

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