OOP #18

We learned about the Encapsulation in OOP which is implemented by the six access modifiers for data and methods (public, private, protected, internal, protected-internal, private-protected [requires c# 7.2]) and the three modifiers for class (public, internal, private), how to add-reference from one project to another, Getters/Setters, for-each loop

UML:

More topics covered:

• • What are modifiers?
  • How to install c# 7.2
  • How to compile to c# 7.2
  • Default access modifiers (class/data/functions)
  • ILDASM “private ansi” is actual internal for class
  • private class
  • Circular reference  between projects
  • Creating two projects and add reference > solution
  • Using Setters to filter wrong data (i.e. negative height)
  • Static data could be used as configuration
  • Avoid repetition of values by using a bool[ ] array

Links:

• • Class code: access modifiers example project
  • Class code: access modifiers exercise solution – shapes
  • Lesson Summary Video
  • Homework! … Canvas project
  • Access modifiers – MSDN link