using System;

​

//create a static class with static methods

public static class MathDelegate

{

    public static double MultipleByTwo(double value)

    {

        return value * 2;

    }

​

    public static double Square(double value)

    {

​

        return value * value;

​

    }

}

​

//declared delegate

public delegate double DoubleOp(double x);

​

public class DelegateExampleInCsharp

{

    public static void Main()

    {

        //call multiple by two

        DoubleOp operations =MathDelegate.MultipleByTwo;           

        var result = operations(5.2);

        Console.WriteLine("Multiple By Two="+result);

       //call square the number

        operations =MathDelegate.Square;           

        result = operations(5.2); //this time value will be multiples by itself

        Console.WriteLine("Sqaure results="+result);

    }  

​

}