Point.ToString C# (CSharp) Method

    public override string ToString()
    {
        return string.Format("[{0}, {1}]", this.X, this.Y);
    }
}

 static void Main(string[] args)
 {
     var p = new Point(3, 5);
     System.Console.WriteLine("original point: " + p.ToString());
     BadSwapPoint(p);
     System.Console.WriteLine("after bad swap: " + p.ToString());
     GoodSwapPoint(ref p);
     System.Console.WriteLine("after good swap: " + p.ToString());
     //GoodSwapPoint(ref localPoint);
 }