Csharp学生管理系统

用Csharp实现的学生管理系统，里面的txt文件有详细说明！请仔细阅读！很老的系统了，我建议还是去找其他php版本的，这个就是用来交作业的

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Data.OleDb;
namespace WindowsFormsApplication1
{
    public partial class add : Form
    {
        public add（）
        {
            InitializeComponent（）;
        }

        private void button2_Click（object sender EventArgs e）
        {
            this.textBox1.Text = ““;
            this.textBox2.Text = ““;
            this.textBox3.Text = ““;
            this.textBox4.Text = ““;
            this.comboBox1.Text = ““;
        }

        private void add_Load（object sender EventArgs e）
        {

        }

        private void add_FormClosed（object sender FormClosedEventArgs e）
        {
           
        }

        private void button1_Click（object sender EventArgs e）
        {
            if （this.textBox1.Text == ““ || this.textBox2.Text == ““ || this.textBox3.Text == ““ || this.textBox4.Text == ““ ||
this.comboBox1.Text == ““）
            {
                MessageBox.Show（“修改数据记录信息不完整，重新输入！“ “信息提示“ MessageBoxButtons.OK MessageBoxIcon.Information）;
            }
            else
            {
                try
                {
                    string str = “Persist Security Info=False;Provider=Microsoft.ACE.OLEDB.12.0;Data Source=..\\Chen.accdb“;
                    string cmd = “insert into student values （‘“ + this.textBox1.Text + “‘‘“ + this.textBox2.Text + “‘‘“ + comboBox1.Text + “‘‘“
                        + this.textBox3.Text + “‘‘“ + this.textBox4.Text + “‘）“;
                    string cmd1 = “insert into simpleStu values （‘“ + this.textBox1.Text + “‘‘“ + this.textBox1.Text + “‘）“;

                    using （OleDbConnection con = new OleDbConnection（str））
                    {
                        con.Open（）;
                        OleDbCommand commond = new OleDbCommand（cmd con）;
                        OleDbCommand commond1 = new OleDbCommand（cmd1 con）;
                        int i = commond.ExecuteNonQuery（）;
                        int i1 = commond1.ExecuteNonQuery（）;
                        if （i != 0 && i1 != 0）
                        {
                            MessageBox.Show（“数据成功插入数据库.“）;
                        }
                    }
                }

                catch （Exception ex）
                {
                    MessageBox.Show（ex.Message）;
                }
            }
        }
    }
}

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----

     文件    3145728  2011-06-03 19:59  WindowsFormsApplication1\Chen.mdf

     文件    1048576  2011-06-03 19:59  WindowsFormsApplication1\Chen_log.ldf

     文件       2637  2011-07-18 15:10  WindowsFormsApplication1\WindowsFormsApplication1\add.cs

     文件       7894  2011-06-02 18:51  WindowsFormsApplication1\WindowsFormsApplication1\add.Designer.cs

     文件       5817  2011-06-02 18:51  WindowsFormsApplication1\WindowsFormsApplication1\add.resx

     文件       4244  2011-07-19 13:58  WindowsFormsApplication1\WindowsFormsApplication1\addClass.cs

     文件      15874  2011-07-19 13:57  WindowsFormsApplication1\WindowsFormsApplication1\addClass.Designer.cs

     文件       9398  2011-07-19 13:57  WindowsFormsApplication1\WindowsFormsApplication1\addClass.resx

     文件     675840  2011-07-19 16:23  WindowsFormsApplication1\WindowsFormsApplication1\bin\Chen.accdb

     文件      64000  2011-07-19 15:57  WindowsFormsApplication1\WindowsFormsApplication1\bin\Debug\WindowsFormsApplication1.exe

     文件     124416  2011-07-19 15:57  WindowsFormsApplication1\WindowsFormsApplication1\bin\Debug\WindowsFormsApplication1.pdb

     文件      11600  2011-07-19 16:22  WindowsFormsApplication1\WindowsFormsApplication1\bin\Debug\WindowsFormsApplication1.vshost.exe

     文件        490  2010-03-17 22:39  WindowsFormsApplication1\WindowsFormsApplication1\bin\Debug\WindowsFormsApplication1.vshost.exe.manifest

     文件       2813  2011-07-15 15:31  WindowsFormsApplication1\WindowsFormsApplication1\classSelcted.cs

     文件      13008  2011-06-03 19:43  WindowsFormsApplication1\WindowsFormsApplication1\classSelcted.Designer.cs

     文件      11397  2011-07-18 13:50  WindowsFormsApplication1\WindowsFormsApplication1\classSelcted.resx

     文件       2876  2011-07-18 14:43  WindowsFormsApplication1\WindowsFormsApplication1\del.cs

     文件       3212  2011-06-02 09:03  WindowsFormsApplication1\WindowsFormsApplication1\del.Designer.cs

     文件       5817  2011-06-02 09:03  WindowsFormsApplication1\WindowsFormsApplication1\del.resx

     文件       2261  2011-07-18 16:03  WindowsFormsApplication1\WindowsFormsApplication1\existStu.cs

     文件      10770  2011-07-18 16:03  WindowsFormsApplication1\WindowsFormsApplication1\existStu.Designer.cs

     文件       9493  2011-07-18 16:03  WindowsFormsApplication1\WindowsFormsApplication1\existStu.resx

     文件       2789  2011-07-19 14:21  WindowsFormsApplication1\WindowsFormsApplication1\Form1.cs

     文件      10914  2011-07-19 14:21  WindowsFormsApplication1\WindowsFormsApplication1\Form1.Designer.cs

     文件       6015  2011-07-19 14:21  WindowsFormsApplication1\WindowsFormsApplication1\Form1.resx

     文件       2415  2011-07-19 14:43  WindowsFormsApplication1\WindowsFormsApplication1\Form2.cs

     文件       8908  2011-07-19 14:43  WindowsFormsApplication1\WindowsFormsApplication1\Form2.Designer.cs

     文件       6015  2011-07-19 14:43  WindowsFormsApplication1\WindowsFormsApplication1\Form2.resx

     文件       3961  2011-07-19 15:43  WindowsFormsApplication1\WindowsFormsApplication1\login.cs

     文件       9200  2011-07-17 18:23  WindowsFormsApplication1\WindowsFormsApplication1\login.Designer.cs

............此处省略59个文件信息