每日一记

namespace ConsoleApplication1
{
    abstract class Person
    {
        private int age;

        public int Age
        {
            get { return age; }
            set { age = value; }
        }
        private string name;

        public string Name
        {
            get { return name; }
            set { name = value; }
        }
        private string sex;

        public string Sex
        {
            get { return sex; }
            set { sex = value; }
        }
        public abstract void SayHello();
    }
}

namespace ConsoleApplication1
{
    class Teacher:Person
    {
        private int gongling;

        public int Gongling
        {
            get { return gongling; }
            set { gongling = value; }
        }
        public override void SayHello()
        {
            Console.WriteLine("我是{0}年龄{1}工龄{2}性别{3}", Name, Age, gongling, Sex);
        }
    }
}
namespace ConsoleApplication1
{
    class Program
    {
        static void Main(string[] args)
        {
            List<Person> list = new List<Person>();
            Student st1=new Student{Name="张三",Age=11,Aihao="擦擦擦擦擦玻璃",Sex="男"};
            Teacher th1=new Teacher{Name="李四",Age=11,Gongling=222,Sex="女"};
            list.Add(st1);
            list.Add(th1);
            foreach (Person people in list)
         {
                people.SayHello();
         }
        }
    }
}
今天学习的方法重载，就今天的学习，使我更清楚明白这个的用法和功能。