public double X { get; set; }

Public Property X As Double

Dim instance As Vector3D
Dim value As Double

value = instance.X

instance.X = value

public:
property double X {
	double get ();
	void set (double value);
}

/** @property */
public double get_X()
/** @property */
public  void set_X(double value)

public function get X () : double
public function set X (value : double)

function get_x();
function set_x(value);