Target C#: Simple Hands-On Programming with Visual Studio 2022

© The Author(s), under exclusive license to APress Media, LLC, part of Springer Nature 2022

G. ByrneTarget C#https://doi.org/10.1007/978-1-4842-8619-7_14

14. Interfaces

Gerard Byrne¹  

(1)

Belfast, Ireland

 

Interfaces and Abstract Classes

We learned in Chapter 13 that classes contain methods and fields . We also read in Chapter 12 on methods that

The methods we have not created but have used, they all have one thing in common.

They all live inside a class; they are part of a class.

We also said that

The crucial takeaway from the last chapter and a vital thing to remember in this chapter is that a class contains methods and variables.

So, in the last chapter, we saw that methods form a large part of the classes we created or that exist in the C# ...