示例#1
0
        //Overload + operator to add two Box Objects
        public static Box operator +(Box b, Box c)
        {
            Box box = new Box();
            box.length = b.length + c.length;
            box.breadth = b.breadth + c.breadth;
            box.height = b.height + c.height;

            return box;
        }
示例#2
0
        private static void Main(string[] args)
        {
            #region Encapsulation

            //Example 1
            var newCustomer = new Customer();

            newCustomer.CustomerCode = "123";
            newCustomer.CustomerName = "Mayur";
            //call only the add method instead of call Add(), Validate() and createdbobject
            //Code is simplified
            newCustomer.Add();

            //Example 2
            var newReservation = new Reservation();

            newReservation.RoomNumber = "23";
            newReservation.RoomType = "Suite";
            newReservation.Duration = 2;

            newReservation.ReserverRoom();

            #endregion Encapsulation

            #region Polymorphism

            System.Collections.Generic.List<Shape> shapes = new System.Collections.Generic.List<Shape>();
            shapes.Add(new Rectangle());
            shapes.Add(new Circle());

            foreach (Shape s in shapes)
            {
                s.Draw();
            }

            // Keep the console open in debug mode.
            Console.WriteLine("Press any key to exit.");
            Console.ReadKey();

            #endregion Polymorphism

            #region OperatorOverloading

            Box Box1 = new Box(); //Declare Box1 of type Box
            Box Box2 = new Box(); //Declare Box2 of type Box
            Box Box3 = new Box(); //Declare Box3 of type Box
            Box Box4 = new Box(); //Declare Box4 of type Box
            double volume = 0.0; //Store the volume of a box here

            //box 1 specification
            Box1.setLength(6.0);
            Box1.setBreadth(7.0);
            Box1.setHeight(5.0);

            //box 2 specification
            Box2.setLength(12.0);
            Box2.setBreadth(13.0);
            Box2.setHeight(10.0);

            //displaying the Boxes using the overloaded ToString();
            Console.WriteLine("Box 1: {0}", Box1.ToString());
            Console.WriteLine("Box 2: {0}", Box2.ToString());

            // volume of box 1
            volume = Box1.getVolume();
            Console.WriteLine("Volume of Box1 : {0}", volume);

            // volume of box 2
            volume = Box2.getVolume();
            Console.WriteLine("Volume of Box2 : {0}", volume);

            // Add two object as follows:
            Box3 = Box1 + Box2;
            Console.WriteLine("Box 3: {0}", Box3.ToString());

            // volume of box 3
            volume = Box3.getVolume();
            Console.WriteLine("Volume of Box3 : {0}", volume);

            //comparing the boxes
            if (Box1 > Box2)
                Console.WriteLine("Box1 is greater than Box2");
            else
                Console.WriteLine("Box1 is  greater than Box2");

            if (Box1 < Box2)
                Console.WriteLine("Box1 is less than Box2");
            else
                Console.WriteLine("Box1 is not less than Box2");

            if (Box1 >= Box2)
                Console.WriteLine("Box1 is greater or equal to Box2");
            else
                Console.WriteLine("Box1 is not greater or equal to Box2");

            if (Box1 <= Box2)
                Console.WriteLine("Box1 is less or equal to Box2");
            else
                Console.WriteLine("Box1 is not less or equal to Box2");

            if (Box1 != Box2)
                Console.WriteLine("Box1 is not equal to Box2");
            else
                Console.WriteLine("Box1 is not greater or equal to Box2");
            Box4 = Box3;

            if (Box3.Equals(Box4))
                Console.WriteLine("Box3 is equal to Box4");
            else
                Console.WriteLine("Box3 is not equal to Box4");

            if (Box3 == Box4)
                Console.WriteLine("Box3 is equal to Box4");
            else
                Console.WriteLine("Box3 is not equal to Box4");

            Console.ReadKey();

            #endregion OperatorOverloading
        }