protected void lbtnadd_Click(object sender, EventArgs e) { teacher myteacher = new teacher(); bool add = myteacher.UpdateTeacher(int.Parse(teacherid.Text.Trim()), lsname.Text.Trim(), lscode.Text.Trim(), lstel.Text.Trim(), monnum.Text.Trim()); if (add) { teacherid.Text = lsname.Text = lscode.Text = lstel.Text = monnum.Text = ""; Response.Write("<script>alert('老师修改成功')</script>"); Response.Write("<script>window.close();</script>"); } else { Response.Write("<script>alert('老师更新失败,请注意老师编码或者ID的正确性')</script>"); } }