public Nullable<double> DistanceFromHere { get; set; }

Public Property DistanceFromHere As Nullable(Of Double)
	Get
	Set

public:
property Nullable<double> DistanceFromHere {
	Nullable<double> get ();
	void set (Nullable<double> value);
}

member DistanceFromHere : Nullable<float> with get, set