information.cs

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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.Windows.Forms.VisualStyles;

namespace 容器和多线程
{

    public partial class 学生信息管理 : Form
    {
        public 学生信息管理()
        {
            InitializeComponent();
        }
        public class student : IComparer<student>
        {
            public string id { get; set; }
            public string name { get; set; }

            public string major { get; set; }
            public string age { get; set; }


            public int Compare(student stu, student stu2)
            {
                return stu.id.CompareTo(stu2.id);
            }

        }
        List<student> studentlist = new List<student>();

        private void dataGridView1_CellContentClick(object sender, DataGridViewCellEventArgs e)
        {

        }

        private void button1_Click(object sender, EventArgs e)
        {
            DataGridViewRow dr = new DataGridViewRow();
            dr.CreateCells(dataGridView1);
            dr.Cells[0].Value = "请输入姓名";
            dr.Cells[1].Value = "请输入ID";
            dr.Cells[2].Value = "请输入专业";
            dr.Cells[3].Value = "请输入年龄";
            dataGridView1.Rows.Insert(0, dr);
        }

        private void button2_Click(object sender, EventArgs e)
        {

            //if (this.dataGridView1.Rows.Count == 0)
            //{
            //    MessageBox.Show("已无数据删除~");
            //    return;