static void Main(string[] args)
        {
            MyMultiCastDelegate <string> del_multicast = PrintString;

            del_multicast += PrintStringLengte;

            int result = del_multicast("een string");

            Console.WriteLine("Terugkeerwaarde via multicast delegate: " + result);
            Console.ReadKey();
        }
    // Use this for initialization
    void Start()
    {
        myDel = PrintNum;
        myDel(10);
        myDel = DoubleNum;
        myDel(10);

        myDelMult += PrintHello;
        myDelMult += PrintWorld;

        myDelMult();
    }