普通的get和set

using System;using System.Collections.Generic;using System.Linq;using System.Text;namespace ClassStudy{    class Program    {        static void Main(string[] args)        {            Person xiaoMing = new Person();            xiaoMing.SetAge(10);            Console.WriteLine(xiaoMing.GetAge());            Console.ReadKey();        }    }    class Person    {        private int age;        public void SetAge(int age)        {            if(age > 0)             {                this.age = age;            }        }        public int GetAge()        {            return this.age;        }    }}