program.cs

来自「c#开发宝典 光盘内容。本光盘主要为书中的源程序」· CS 代码 · 共 57 行

using System;
using System.Collections.Generic;
using System.Text;

namespace Example10_13 {
    class Program {
        static void Main(string[] args) {
        }
    }

    /// <summary>
    /// 抽象类Class2
    /// </summary>
    abstract class Class2 {
        /// <summary>
        /// 抽象方法SayHello
        /// </summary>
        abstract public void SayHello();

        /// <summary>
        /// 抽象属性Hello
        /// </summary>
        abstract public string Hello {
            get;
            set;
        }
    }

    /// <summary>
    /// Class3类，继承Class2
    /// </summary>
    class Class3 : Class2 {
        /// <summary>
        /// SayHello方法及其实现
        /// </summary>
        override public void SayHello() {
            Console.WriteLine(hello);
        }

        /// <summary>
        /// Hello属性及其实现
        /// </summary>
        override public string Hello {
            get {
                return hello;
            }
            set {
                hello = value;
            }
        }

        string hello = "Hello World!";

    }
}