c#实验 失物招领系统

c#期末实验，自己设计的失物招领系统，数据库采用sqlserver2017版本，代码vs2017版本

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.SqlClient;

namespace WindowsFormsApplication1
{
    public partial class Form1 : Form
    {
        public static string zhanghao;
        public static string mima;
        public Form1（）
        {

            InitializeComponent（）;
        }



        private void button3_Click（object sender EventArgs e）
        {
            if （radioButton1.Checked）
            {
                string str;
                string sel;
                SqlCommand cmd;
                SqlDataAdapter da;
                DataSet ds;
                str = “server=.;Initial Catalog=swzl1; Integrated Security=true;“;
                SqlConnection conn = new SqlConnection（str）;
                conn.Open（）;
                sel = “select userIDuserpwd from yh1 where userID=‘“ + textBox1.Text + “‘ and userpwd=‘“ + textBox2.Text + “‘“;
                cmd = new SqlCommand（sel conn）;
                da = new SqlDataAdapter（cmd）;
                ds = new DataSet（）;
                da.Fill（ds “userID“）;
                DataTable dt = new DataTable（）;
                if （ds.Tables[0].Rows.Count > 0）
                {
                    Form2 f2 = new Form2（）;
                    f2.Show（）;
                    zhanghao = textBox1.Text;
                    mima = textBox2.Text;
                    this.Hide（）;
                }
                else
                {
                    MessageBox.Show（“信息错误“ “提示“ MessageBoxButtons.OKCancel）;
                    textBox1.Text = ““;
                    textBox2.Text = ““;}
            }
            else if （radioButton2.Checked）
            {
                string str1;
                string sel1;
                SqlCommand cmd1;
                SqlDataAdapter da1;
                DataSet ds1;
                str1 = “server=.;Initial Catalog=swzl1; Integrated Security=true;“;
                SqlConnection conn1 = new SqlConnection（str1）;
                conn1.Open（）;
                sel1 = “select admIDadmpwd from gly where admID =‘“ + textBox1.Text + “‘ and admpwd=‘“ + textBox2.Text + “‘“;
                cmd1 = new SqlCommand（sel1 conn1）;
                da1 = new SqlDataAdapter（cmd1）;
                ds1 = new DataSet（）;
                da1.Fill（ds1 “admID“）;
                DataTable dt1 = new DataTable（）;
                if （ds1.Tables[0].Rows.Count > 0）
                {
                    Form4 f4 = new Form4（）;
                    f4.Show（）;
                     zhanghao=textBox1.Text;
         mima=textBox2.Text;
                    this.Hide（）;
                }
                else
                {
                    MessageBox.Show（“信息错误“ “提示“ MessageBoxButtons.OKCancel）;
                    textBox1.Text = ““;
      

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

     文件    4194304  2018-07-06 16:12  失物招领\swzl1.mdf

     文件    3538944  2018-07-06 16:12  失物招领\swzl1_log.ldf

    ..A..H.     60928  2018-12-29 11:57  失物招领\WindowsFormsApplication1\.vs\WindowsFormsApplication1\v15\.suo

     文件          0  2018-06-05 15:18  失物招领\WindowsFormsApplication1\.vs\WindowsFormsApplication1\v15\Server\sqlite3\db.lock

     文件     647168  2018-12-29 11:57  失物招领\WindowsFormsApplication1\.vs\WindowsFormsApplication1\v15\Server\sqlite3\storage.ide

     文件     914944  2018-12-29 11:38  失物招领\WindowsFormsApplication1\WindowsFormsApplication1\bin\Debug\WindowsFormsApplication1.exe

     文件      85504  2018-12-29 11:38  失物招领\WindowsFormsApplication1\WindowsFormsApplication1\bin\Debug\WindowsFormsApplication1.pdb

     文件      11600  2018-06-25 10:29  失物招领\WindowsFormsApplication1\WindowsFormsApplication1\bin\Debug\WindowsFormsApplication1.vshost.exe

     文件        490  2018-04-12 07:35  失物招领\WindowsFormsApplication1\WindowsFormsApplication1\bin\Debug\WindowsFormsApplication1.vshost.exe.manifest

     文件     140288  2018-12-29 11:38  失物招领\WindowsFormsApplication1\WindowsFormsApplication1\bin\Debug\zh-CN\WindowsFormsApplication1.resources.dll

     文件       4728  2018-07-02 09:09  失物招领\WindowsFormsApplication1\WindowsFormsApplication1\Form1.cs

     文件      12293  2018-07-02 09:09  失物招领\WindowsFormsApplication1\WindowsFormsApplication1\Form1.Designer.cs

     文件     206300  2018-07-02 09:09  失物招领\WindowsFormsApplication1\WindowsFormsApplication1\Form1.resx

     文件       1168  2018-07-02 08:54  失物招领\WindowsFormsApplication1\WindowsFormsApplication1\Form2.cs

     文件       5973  2018-07-02 08:54  失物招领\WindowsFormsApplication1\WindowsFormsApplication1\Form2.Designer.cs

     文件     206300  2018-07-02 08:54  失物招领\WindowsFormsApplication1\WindowsFormsApplication1\Form2.resx

     文件       2703  2018-07-02 08:54  失物招领\WindowsFormsApplication1\WindowsFormsApplication1\Form3.cs

     文件       8127  2018-07-02 08:54  失物招领\WindowsFormsApplication1\WindowsFormsApplication1\Form3.Designer.cs

     文件      68244  2018-07-02 08:54  失物招领\WindowsFormsApplication1\WindowsFormsApplication1\Form3.resx

     文件      19141  2018-07-03 15:16  失物招领\WindowsFormsApplication1\WindowsFormsApplication1\Form4.cs

     文件      35527  2018-07-03 15:16  失物招领\WindowsFormsApplication1\WindowsFormsApplication1\Form4.Designer.cs

     文件     206300  2018-07-03 15:16  失物招领\WindowsFormsApplication1\WindowsFormsApplication1\Form4.resx

     文件       4942  2018-07-02 09:05  失物招领\WindowsFormsApplication1\WindowsFormsApplication1\Form5.cs

     文件       8046  2018-07-02 08:54  失物招领\WindowsFormsApplication1\WindowsFormsApplication1\Form5.Designer.cs

     文件     223630  2018-07-02 08:54  失物招领\WindowsFormsApplication1\WindowsFormsApplication1\Form5.resx

     文件     207721  2018-06-25 10:28  失物招领\WindowsFormsApplication1\WindowsFormsApplication1\Form5.zh-CN.resx

     文件       4178  2018-07-03 15:20  失物招领\WindowsFormsApplication1\WindowsFormsApplication1\Form6.cs

     文件      10557  2018-07-03 15:19  失物招领\WindowsFormsApplication1\WindowsFormsApplication1\Form6.Designer.cs

     文件     206300  2018-07-03 15:19  失物招领\WindowsFormsApplication1\WindowsFormsApplication1\Form6.resx

     文件       4890  2018-07-02 08:54  失物招领\WindowsFormsApplication1\WindowsFormsApplication1\Form7.cs

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