Understand the key concepts behind composition and inheritance that allow you to build reusable and flexible types in your .NET applications. Two of the key concepts in object-oriented programming ...

define the behavior and state of the instances of the class. Classes in C# support abstraction, encapsulation, inheritance, and polymorphism. These are the four basic principles of object-oriented ...

In my first example, because of its internal scope, DeleteCustomer can be used by code that instantiates CustomerBase but only if that code is in the same project as CustomerBase. Because of the ...