Use delegate to reference two static functions : delegate « delegate « C# / CSharp Tutorial






using System;
  public class HelloWorld 
  {
    public delegate void MyDelegate(string message);

    public static void Main() 
    {
      String message = "Hello Delegates";
      MyDelegate d1 = new MyDelegate(PrintOnce);
      MyDelegate d2 = new MyDelegate(PrintTwice);
      d1(message);
      d2(message);
    }
    public static void PrintOnce(String message)
    {
      Console.WriteLine(message);
    }
    public static void PrintTwice(String message)
    {
      Console.WriteLine("1."+message);
      Console.WriteLine("2."+message);
    }
  }








9.1.delegate
9.1.1.Define a delegate with no return value and no parameters
9.1.2.Add both static and non-static function to a delegate
9.1.3.Delegate with reference paramemters
9.1.4.Delegate with return values
9.1.5.Use a delegate to call object methods
9.1.6.delegate is a function pointer
9.1.7.A simple delegate example.
9.1.8.Construct a delegate using method group conversion
9.1.9.Delegates can refer to instance methods
9.1.10.Delegates to Instance Members
9.1.11.uses the invocation list to calculate a factorial
9.1.12.named-delegate invocation
9.1.13.Use delegate to reference two static functions
9.1.14.Declare a delegate and assigns a reference to either the WriteLine method or the ShowWindowsMessage method to its delegate instance.