using System;

​

namespace Rextester

{

    public class Program

    {

        public static void Main(string[] args)

        {

            Cars cars = new Cars();

            //Console.WriteLine("")

            cars.name = "BMW";

            //cars.collection = "yes"; //因為設private，所以這裡找不到

            //cars.price = "3000"; //因為設protected，所以這裡找不到

            cars.color = "red";

            cars.Info();

            cars.AddInfo();

        }

​

        class Toys

        {

            public string name; //玩具的名稱

            private string collection; //是否當收藏品yes or no //可以這樣設嗎?

            protected string price; //玩具買進價位

            public void Info()

            {

                Console.WriteLine("It's " + name);

                Console.WriteLine("Is it collection:" + collection);

                Console.WriteLine("The price is $" + price);

            }

        }

​

        class Cars : Toys //Toys下有Cars，Cars已繼承Toys的方法

        {

            public string color;

            public void AddInfo()

            {

                Console.WriteLine("Color顏色:" + color);

            }

        }

​

        class Blocks : Toys //Toys下有Blocks，Blocks已繼承Toys的方法

        {

        }

    }

}