using System;

​

public class SampleClass

{

    //Use auto-implementation to create a global variable.

    public int iVar1 {get; set;}

    public SampleClass()

    {

    }

    public void Function1()

    {

        int iVar2 = 2;

        Console.WriteLine("iVar1="+iVar1);

        Console.WriteLine("iVar2="+iVar2);

    }

    public void Function2()

    {

        Console.WriteLine("iVar1="+iVar1);

        if(iVar1 == 1)

        {

            int iVar3 = 3;

            Console.WriteLine("iVar3="+iVar3);

        }

        //Console.WriteLine("iVar2="+iVar2); //Not able to access to iVar2

        //Console.WriteLine("iVar3="+iVar3); //Not able to access to iVar3

    }

}

​

public class Program

{

    public static void Main()

    {

        //Create an object

        SampleClass sc = new SampleClass();

        sc.iVar1 = 1;

        sc.Function1();

        Console.WriteLine("======================");

        sc.Function2();

    }

}