2024年1月24日发(作者：)

3）新建【代码】

namespace _20200330{ public class student { private int id = 0; //ID private string name=" wuning" ;//姓名 private bool gender = true; //性别 private string depart = "vuxi"; //系别 private int grade = 0; //年级 public int Id //封装Id { get { return id; } set { id = value; } } public string Name { get { return name; } set { name = value; } } public bool Gender { get { return gender; } set { gender = value; } } public string Depart { get { return depart; } set { depart = value; } } public int Grade { get { return grade; } set { grade = value; } } public student(int id, string name) //构造函数，带参id,name { Id = id; Name=name; } public student(int id, string name,bool gender,string depart,int grader)

{ Id = id; Name=name; Gender = gender; Depart = depart; Grade = grade; }

}}4）【代码】using ;using ;using ;using ;