1    class Subscriber
2    {
3        private string id;
4        public Subscriber(string ID, Publisher pub)
5        {
6            id = ID;
7            // Subscribe to the event using C# 2.0 syntax
8            pub.RaiseCustomEvent += HandleCustomEvent;
9        }
10
11        // Define what actions to take when the event is raised.
12        void HandleCustomEvent(object sender, CustomEventArgs e)
13        {
14            Console.WriteLine(id + " received this message: {0}", e.Message);
15        }
16    }