C# 運算子多載

重載運算子的類聲明:

struct Vector    {        public double x, y, z;        public Vector(double x, double y, double z)        {            this.x = x;            this.y = y;            this.z = z;        }        public Vector(Vector rhs)        {            x = this.x;            y = this.y;            z = this.z;        }        public override string ToString()        {            return "(" + x + "," + y + "," + z + ")";        }        public static Vector operator +(Vector lhs, Vector rhs)        {            Vector result = new Vector(rhs);            result.x += rhs.x;            result.y += rhs.y;            result.z += rhs.z;            return result;        }        public static Vector operator * (double lhs, Vector rhs)        {            return new Vector(lhs * rhs.x, lhs * rhs.y, lhs * rhs.z);        }    }}