programming languages - design principles, implementation constructs
c#
- inheritance, interfaces, polymorphism
- single inheritance - interface, class: abstraction, derivation, implementation
- AA02.cs
- A.cs
[ abstract class with non-abstract methods ]
- AA.cs
[ derivation(extension) of abstract class ]
1 | 2 | classes, objects << 4 >> array, indexers, collections | 6 | 7 | 8 | 9 |10 |11 |12 |13