public static void Main()
{
EventTester ev = new EventTester();
// Add two handlers to the event
ev.TestEvent += Handler1;
ev.TestEvent += Handler2;
// Show what handlers are set to the event
ev.ShowEventInfo();
Console.WriteLine();
// Invoke the handlers
ev.OnTestEvent();
Console.WriteLine();
// Reorder the invocation list
ev.ReverseInvocationList();
// Invoke the handlers again
ev.OnTestEvent();
}