C#连接acess数据库(初级)

    技术2022-05-11  70

    name="google_ads_frame" marginwidth="0" marginheight="0" src="http://pagead2.googlesyndication.com/pagead/ads?client=ca-pub-3528650120430763&dt=1183890684015&lmt=1183890684&format=468x60_as&output=html&correlator=1183890684000&url=http://gmai9999.googlepages.com/home&ad_type=text_image&ui=rc:0&cc=100&flash=9&u_h=768&u_w=1024&u_ah=738&u_aw=1024&u_cd=32&u_tz=480&u_java=true" frameborder="0" width="468" scrolling="no" height="60" allowtransparency="allowtransparency">  private void button1_Click(object sender, System.EventArgs e)  {   System.Data.OleDb.OleDbConnection dbcon;   System.Data.OleDb.OleDbCommand dbcmd;   System.Data.OleDb.OleDbDataReader dbread;            System.String strpath ;    strpath=Application.StartupPath;   strpath="Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" +strpath+"//my.mdb";

       dbcon=new OleDbConnection(strpath);      dbcon.Open();

       dbcmd = new OleDbCommand("select * from meter ");   dbcmd.Connection=dbcon;   dbcmd.CommandText="Select * from meter ";   dbread=dbcmd.ExecuteReader();

       while(dbread.Read())   {     this.listBox1.Items.Add(dbread["Meter_ID"]);   }    this.listBox1.SelectionMode=SelectionMode.One;    this.label1.Text = this.listBox1.Items.Count.ToString();  }  name="google_ads_frame" marginwidth="0" marginheight="0" src="http://pagead2.googlesyndication.com/pagead/ads?client=ca-pub-3528650120430763&dt=1183890684015&lmt=1183890684&format=468x60_as&output=html&correlator=1183890684000&url=http://gmai9999.googlepages.com/home&ad_type=text_image&ui=rc:0&cc=100&flash=9&u_h=768&u_w=1024&u_ah=738&u_aw=1024&u_cd=32&u_tz=480&u_java=true" frameborder="0" width="468" scrolling="no" height="60" allowtransparency="allowtransparency">


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