using System;

public class DelegateTest {     

    public delegate void Print(string val);       

    public DelegateTest()     {         

      Print p = new Print(PrintValue);         

      p += new Print(PrintData);         

      p.Invoke("Test");    

      }       

    private void PrintData(string s)     {         

      Console.WriteLine("PrintData" + s);     

      }       

    public void PrintValue(string s)     

    {         

      Console.WriteLine("PrintValue" + s);     

      }

    }

​

public class Program

{

    public static void Main()

    {

        var dt = new DelegateTest();

    }

}