Before calling the method, variables
much must be initialized.
Initialization not must inside method.
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace ConsoleApplication1
{
class Program
{
static void Main(string[] args)
{
swapWithTrd objswap = new
swapWithTrd();
int a = 5;
int b = 6;
objswap.swapMethod(ref a, ref b);
Console.WriteLine("A
: " +a +", B :" +b);
Console.ReadLine();
}
}
/// <summary>
/// Swap using 3rd variable by ref
/// </summary>
public class swapWithTrd
{
public void
swapMethod(ref int
a, ref int b)
{
a
= 40;
b
= 50;
int temp = a;
a
= b;
b
= temp;
}
}
}
/// Out Put:
A: 50, B: 40
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