using System;

public class Program

{

    static event EventHandler MyEvent;

​

    public static void Main()

    {

        // registering event

        MyEvent += Program_MyEvent;

        MyEvent += Program_MyEvent;

        MyEvent += Program_MyEvent;

        MyEvent += Program_MyEvent;

        MyEvent += Program_MyEvent;

​

        // invoke event

        MyEvent(null, EventArgs.Empty);

    }

​

    static void Program_MyEvent(object sender, EventArgs e)

    {

        Console.WriteLine("MyEvent fired");

    }

}