C# 学生管理系统 - 添加、显示学生信息

namespace 管理系统 { public partial class Form1 : Form { private List students; public Form1() { InitializeComponent(); students = new List(); }

    private void button1_Click(object sender, EventArgs e)
    {

        string name = label1.Text;
        string age = label2.Text;
        string grade = label3.Text;

        Student newStudent = new Student(name, age, grade);
        students.Add(newStudent);

        UpdateStudentList();
        ClearInputFields();
    }

    private void UpdateStudentList()
    {
        listBox1.Items.Clear();
        foreach (Student student in students)
        {
            listBox1.Items.Add(student);
        }
    }

    private void ClearInputFields()
    {
        label1.Text = "";
        label2.Text = "";
        label3.Text = "";
    }

    private void listBox1_SelectedIndexChanged(object sender, EventArgs e)
    {
        label1.Text = "";
        label2.Text = "";
        label3.Text = "";
    }
    public class Student
    {

        public string Name { get; set; }
        public int Age { get; set; }
        public string Grade { get; set; }

        public Student(string name, string age, string grade)
        {
            Name = name;
            Age = int.Parse(age);
            Grade = grade;
        }

        public override string ToString()
        {
            return Name + ' ' + Age + ' ' + Grade;
        }
    }
}

}