//修改会员 private void btnUpdateMember_Click(object sender, EventArgs e) { if(dgvMemmber.SelectedRows.Count > 0) { //获取选中行的id //根据id去数据库查询 int id = Convert.ToInt32(dgvMemmber.SelectedRows[0].Cells[0].Value.ToString()); //去查询数据库数据 MemberInfoBLL bll = new MemberInfoBLL(); mea.Obj = bll.GetMemmberInfoByMemmberId(id); ShowFrmUpdateMemberInfo(2); } else { MessageBox.Show("请选择要修改的行"); } }