delegate

 1 // Declare a delegate
 2 delegate void Del();
 3 
 4 class SampleClass
 5 {
 6     public void InstanceMethod()
 7     {
 8         System.Console.WriteLine("A message from the instance method.");
 9     }
10 
11     static public void StaticMethod()
12     {
13         System.Console.WriteLine("A message from the static method.");
14     }
15 }
16 
17 class TestSampleClass
18 {
19     static void Main()
20     {
21         SampleClass sc = new SampleClass();
22 
23         // Map the delegate to the instance method:
24         Del d = sc.InstanceMethod;
25         d();
26 
27         // Map to the static method:
28         d = SampleClass.StaticMethod;
29         d();
30     }
31 }
32 /* Output:
33     A message from the instance method.
34     A message from the static method.
35 */