Question

用c#先定义一个动物类,列出3个属性,两个抽象方法；再定义一个羊类,定义两个属性,两个方法

Answer 1

using System;

using System.Collections.Generic;

using System.Text;

using System.IO;

namespace ConsoleApplication1

{

public abstract class Animal

{

public abstract void Eat();

public abstract void Jump();

}

public class Sheep : Animal

{

public override void Eat()

{

Console.WriteLine("羊吃草!");

}

public override void Jump()

{

Console.WriteLine("羊跳栏!");

}

}

class Program

{

static void Main(string[] args)

{

Animal a = new Sheep();

a.Eat();

a.Jump();

}

}

}