In the example given below taken from a different C# interfaces thread on stack overflow, I would just create a base class called Pizza instead of an interface.

Nov 8, 2016 · Does reflection in C# offer a way to determine if some given System.Type type models some interface?

Feb 23, 2012 · Interface methods are meant to be implemented as instance methods. If you want replicate the methods of an static api to an interface, you can create a class that implement this …

Jun 29, 2010 · What C# interface should be used if I only want to be able to index into instances of a type? I don't need (or want) the ability to add/remove/edit elements. Enumeration is okay. Does this …

2 What ? Interfaces are basically a contract that all the classes implementing the Interface should follow. They looks like a class but has no implementation. In C# Interface names by convention is defined …

Apr 2, 2010 · Using c# 4.0 -- building an interface and a class that implements the interface. I want to declare an optional parameter in the interface and have it be reflected in the class. So, I have the follo...

Jul 8, 2009 · Is there a way to get the following function declaration? public bool Foo<T>() where T : interface; ie. where T is an interface type (similar to where T : class, and struct). Currently I've

6 One way would be using generics. Once you've a T type which implements I interface and has a public, parameterless constructor, you can create an instance of T:

Jan 4, 2009 · The goals were: If item is an interface, instantiate an object based on that interface with the interface being a parameter in the constructor call. If the item is an object, return a null since the …

Since c# 8.0 you can define private methods in interfaces. Here is the link to the docs Since private interface members won't be accessible in an implementing class you'll have to provide a default …