//Create a delegate and create multiple methods as user1, user2, user3 so on in a class

//named Subscribers, which can be referenced using delegate.

using System;

​

public delegate void MyDelegate(string msg);

​

public class Subscribers

{

    public static void Main()

    {

        MyDelegate del = ClassA.user1;

        del("Hello World");

        del = ClassB.user2;

        del("Hello World");

        del = ClassC.user3;

        del("Hello World");

​

    }

}

public class ClassC

{

    public static void user3(string message)

    {

        Console.WriteLine("Called ClassC.user3 with parameter: "+ message);

    }

}

public class ClassA

{

    public static void user1(string message)

    {

        Console.WriteLine("Called ClassA.user1 with parameter: "+ message);

    }

}

​

public class ClassB

{

    public static void user2(string message)

    {

        Console.WriteLine("Called ClassB.MethodB() with parameter: "+ message);

    }

}