class student

     {

         public int _code;

         public int Code//属性

         {

             //获取值

             get

             {

                 return ;

             }

             //设置值

             set

             {

                 _code = value + ;

             }

         }

         private string _name;

         public string Name

         {

             get { return _name; }

             set { _name = value; }

         }   

     }

 student s = new student();

             s.Code = ;

             Console.WriteLine(s.Code);

             Console.WriteLine(s._code);

             Console.ReadLine();