static void Main(string[] args)
{
RefSwap x = new RefSwap(1, 2);
RefSwap y = new RefSwap(3, 4);
Console.WriteLine("До вызова");
Console.Write("x ->"); x.Show();
Console.Write("y ->"); y.Show();
Console.WriteLine("После вызова Swap");
x.Swap(ref x, ref y);
Console.Write("x ->"); x.Show();
Console.Write("y ->"); y.Show();
Console.ReadLine();
}
static void Main()
{
RefSwap x = new RefSwap(1, 2);
RefSwap y = new RefSwap(3, 4);
Console.Write("x before call: ");
x.Show();
Console.Write("y before call: ");
y.Show();
Console.WriteLine();
// Exchange the objects to which x and y refer.
x.Swap(ref x, ref y);
Console.Write("x after call: ");
x.Show();
Console.Write("y after call: ");
y.Show();
}