private void button1_Click(object sender, EventArgs e) { String No = textBox1.Text.Trim(); //构造sql查询语句 String sql = "select * from College1 S where S.Stu_no='" + No + "'"; Sqlmodel sm = new Sqlmodel(sql); SqlDataReader sdr = sm.Search(); if (sdr.HasRows) { // MessageBox.Show("查询成功!\n"); /* String str = ""; * while (sdr.Read()) * { * str += "***************************"+"\n学号:" + sdr.GetValue(0) + "\n姓名:" + sdr.GetValue(1) + "\n性别:" + sdr.GetValue(2) + "\n出生年月:" + sdr.GetValue(3) + "\n学院号:" + sdr.GetValue(4) + "\n专业号:" + sdr.GetValue(5) + "\n班级号:" + sdr.GetValue(6) + "\n***************************\n"; + } + MessageBox.Show(str);*/ Form3_12 form = new Form3_12(sdr); form.Show(); } else { MessageBox.Show("查询失败或你输入的ID并不存在!"); } }
private void 老人实时信息ToolStripMenuItem_Click(object sender, EventArgs e) { String sql = "select * from College1 S where S.Stu_no='" + Name + "'"; Sqlmodel sm = new Sqlmodel(sql); SqlDataReader sdr = sm.Search(); if (sdr.HasRows) { // MessageBox.Show("查询成功!\n"); /* String str = ""; * while (sdr.Read()) * { * str += "***************************"+"\n学号:" + sdr.GetValue(0) + "\n姓名:" + sdr.GetValue(1) + "\n性别:" + sdr.GetValue(2) + "\n出生年月:" + sdr.GetValue(3) + "\n学院号:" + sdr.GetValue(4) + "\n专业号:" + sdr.GetValue(5) + "\n班级号:" + sdr.GetValue(6) + "\n***************************\n"; + } + MessageBox.Show(str);*/ Form3_12 form = new Form3_12(sdr); form.Show(); } else { MessageBox.Show("查询失败!"); } }