Generic Collections basic Swaping

using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

namespace Demos

{

    class clsGenericClass

    {

        //Set this to start up first

        static void Main()

        {

            int a = 10, b = 20;

            Console.WriteLine("a={0},b={1}", a, b);

            // Non Generic Pass by refence of type int

            Swap(ref a, ref  b);

            //Using Geneirc Type of type int

            //  Swap<int>(ref a,ref b);

            Console.WriteLine("a={0},b={1}", a, b);

            //Generic Method calling of type string

            string s1 = "Venu", s2 = "Gopal";

            Console.WriteLine("a={0},b={1}", s1, s2);

            //String type

            Swap<string>(ref s1, ref s2);

            Console.WriteLine("a={0},b={1}", s1, s2);

            Console.ReadLine();

        }

        //by pass by refentce of type  int

        private static void Swap(ref int a, ref int b)

        {

            int temp = a;

            a = b;

            b = temp;

        }

        //But for multiple types of values we use generics

        private static void Swap<T>(ref T a, ref T b)

        {

            T temp = a;

            a = b;

            b = temp;

        }

    }

}