C#面向对象基础--接口

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

namespace InterFaceTest
{
    //声明接口
    public interface ISleep
    {
        void sleep();
    }

    //实现接口
    public class People : ISleep
    {
        public void sleep()
        {
            Console.WriteLine("人睡觉");
        }
    }

    //实现接口
    public class Dog : ISleep
    {

        public void sleep()
        {
            Console.WriteLine("狗睡觉");
        }
    }

    class Program
    {
        static void Main(string[] args)
        {
            People p = new People();
            p.sleep();
        }
    }
}