Unlock Cleaner Code With C#'s Action And Func Delegates
In C#, Action and Func allow treating behavior as data. Use them for cleaner, more flexible code. Examples include Strategy Pattern using Func and Command Pattern using Action.
In C#, delegates like Action and Func allow you to treat behavior as data — meaning you can pass methods around like variables.
This concept is powerful and opens doors to cleaner, more flexible, and decoupled code.
In this article, we’ll explore:
What Action and Func are
How to use them effectively
Real-world examples using design patterns like Strategy and Command
What Are Action and Func in C#?
Action Delegate
Represents a method that returns void.
Can take 0 to 16 input parameters.
Action<string> greet = name => Console.WriteLine($"Hello, {name}!");
greet("Alice"); // Output: Hello, Al...