C#学生管理系统

可以对学生进行增删查改操作~非常方便快捷，含数据库

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;

namespace WindowsFormsApp1
{
    public partial class Aboutcs : Form
    {
        int index = 0;
        public Aboutcs（）
        {
            InitializeComponent（）;
        }

        private void timer1_Tick（object sender EventArgs e）
        {
            if （index < this.imageList1.Images.Count - 1）
            {
                index++;
            }
            else {
                index = 0;
            }
            this.pictureBox1.Image = imageList1.Images[index];
        }
    }
}

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2019-04-04 15:56  WindowsFormsApp1\
     目录           0  2019-03-27 13:41  WindowsFormsApp1\.vs\
     目录           0  2019-03-29 16:31  WindowsFormsApp1\.vs\Supercharger\
     目录           0  2019-03-29 17:22  WindowsFormsApp1\.vs\Supercharger\WindowsFormsApp1\
     文件       17891  2019-04-04 15:47  WindowsFormsApp1\.vs\Supercharger\WindowsFormsApp1\codemap.dat
     文件       10096  2019-04-04 15:47  WindowsFormsApp1\.vs\Supercharger\WindowsFormsApp1\global_history.dat
     文件         220  2019-04-04 15:47  WindowsFormsApp1\.vs\Supercharger\WindowsFormsApp1\workbench.dat
     目录           0  2019-03-27 13:41  WindowsFormsApp1\.vs\WindowsFormsApp1\
     目录           0  2019-03-27 13:41  WindowsFormsApp1\.vs\WindowsFormsApp1\v15\
     文件       58368  2019-04-04 15:47  WindowsFormsApp1\.vs\WindowsFormsApp1\v15\.suo
     目录           0  2019-03-27 13:41  WindowsFormsApp1\.vs\WindowsFormsApp1\v15\Server\
     目录           0  2019-04-01 15:04  WindowsFormsApp1\.vs\WindowsFormsApp1\v15\Server\sqlite3\
     文件           0  2019-03-27 13:41  WindowsFormsApp1\.vs\WindowsFormsApp1\v15\Server\sqlite3\db.lock
     文件      610304  2019-04-01 16:53  WindowsFormsApp1\.vs\WindowsFormsApp1\v15\Server\sqlite3\storage.ide
     文件       32768  2019-04-04 15:44  WindowsFormsApp1\.vs\WindowsFormsApp1\v15\Server\sqlite3\storage.ide-shm
     文件     4124152  2019-04-04 15:45  WindowsFormsApp1\.vs\WindowsFormsApp1\v15\Server\sqlite3\storage.ide-wal
     目录           0  2019-04-04 15:59  WindowsFormsApp1\DB\
     文件    10485760  2019-04-04 15:58  WindowsFormsApp1\DB\MySchool.mdf
     文件     3211264  2019-04-04 15:58  WindowsFormsApp1\DB\MySchool_log.ldf
     目录           0  2019-04-04 15:45  WindowsFormsApp1\WindowsFormsApp1\
     文件        1146  2019-03-27 13:41  WindowsFormsApp1\WindowsFormsApp1.sln
     文件         753  2019-04-01 16:49  WindowsFormsApp1\WindowsFormsApp1\Aboutcs.cs
     文件        6193  2019-04-01 16:49  WindowsFormsApp1\WindowsFormsApp1\Aboutcs.Designer.cs
     文件      177828  2019-04-01 16:49  WindowsFormsApp1\WindowsFormsApp1\Aboutcs.resx
     文件         189  2019-03-27 13:41  WindowsFormsApp1\WindowsFormsApp1\App.config
     目录           0  2019-03-27 13:41  WindowsFormsApp1\WindowsFormsApp1\bin\
     目录           0  2019-03-27 15:02  WindowsFormsApp1\WindowsFormsApp1\bin\Debug\
     文件      314880  2019-04-04 15:45  WindowsFormsApp1\WindowsFormsApp1\bin\Debug\WindowsFormsApp1.exe
     文件         189  2019-03-27 13:41  WindowsFormsApp1\WindowsFormsApp1\bin\Debug\WindowsFormsApp1.exe.config
     文件       77312  2019-04-04 15:45  WindowsFormsApp1\WindowsFormsApp1\bin\Debug\WindowsFormsApp1.pdb
     文件        1180  2019-03-28 16:11  WindowsFormsApp1\WindowsFormsApp1\DBHelper.cs
............此处省略46个文件信息