Define an extension method in C#. Extension methods are a feature of the C# programming language that enable you to extend functionality to a type without inheriting from the type, recompiling the ...

Take advantage of closures in C# — including anonymous methods, delegates, and lambda expressions — to make your code robust, efficient, readable, and easier to maintain.

Source Generators in C# 9 will allow compiler-extensions to inspect code and then inject additional source code at compile-time. This injected code is then incorporated into the very same assembly tha ...