/// <summary>
/// Entry Point of Application
/// </summary>
/// <param name="args"></param>
static void Main(string[] args)
{
// int, double, struct type ==> value type
int X1;
X1 = 2;
int X2;
X2 = X1;
X2 = -1;
Console.WriteLine("{0} \n{1}", X1, X2);
// class ==> reference type
MyPoint_C p1;
p1 = new MyPoint_C(); //Create a MyPoint_C object and assign it to p2
p1.X = 2;
p1.Y = 3;
MyPoint_C p2;
p2 = p1;
p2.X = -1;
p2.Y = -2;
Console.WriteLine("{0},{1}", p1.X, p1.Y);
Console.WriteLine("{0},{1}", p2.X, p2.Y);
Console.Read();
}
/// <summary>
/// Entry Point of Application
/// </summary>
/// <param name="args"></param>
static void Main(string[] args)
{
// int, double, struct type ==> value type
MyPoint_S sp1;
sp1.X = 2;
sp1.Y = 3;
MyPoint_S sp2;
sp2 = sp1;
sp2.X = -1;
sp2.Y = -2;
Console.WriteLine("{0}, {1}", sp1.X, sp1.Y);
Console.WriteLine("{0}, {1}", sp2.X, sp2.Y);
// class ==> reference type
MyPoint_C cp1;
cp1 = new MyPoint_C(); //Create a MyPoint_C object and assign it to p2
cp1.X = 2;
cp1.Y = 3;
MyPoint_C cp2;
cp2 = cp1;
cp2.X = -1;
cp2.Y = -2;
Console.WriteLine("{0}, {1}", cp1.X, cp1.Y);
Console.WriteLine("{0}, {1}", cp2.X, cp2.Y);
Console.Read();
}
/// <summary>
/// Entry Point of Application
/// </summary>
/// <param name="args"></param>
static void Main(string[] args)
{
// int, double, struct type ==> value type
MyPoint_S p1;
p1.X = 2;
p1.Y = 3;
Console.WriteLine("({0},{1})", p1.X, p1.Y);
// class ==> reference type
MyPoint_C p2;
p2 = new MyPoint_C(); //Create a Point object and assign it to p2
p2.X = 2;
p2.Y = 3;
Console.WriteLine("({0},{1})", p2.X, p2.Y);
Console.Read();
}
/// <summary>
/// Method
/// </summary>
/// <param name="p"></param>
/// <returns></returns>
public double DistanceTo(MyPoint_C p)
{
return((this.X - p.X) * (this.X - p.X) + (this.Y - p.Y) * (this.Y - p.Y));
//return (X - p.X) * (X - p.X) + (Y - p.Y) * (Y - p.Y);
}
