public List <KhachHang> KhachHang_GetByTop(string Top, string Where, string Order) { List <KhachHang> list = new List <KhachHang>(); using (SqlCommand dbCmd = new SqlCommand("sp_KhachHang_getByTop", openConnection())) { KhachHang obj = new KhachHang(); dbCmd.CommandType = CommandType.StoredProcedure; dbCmd.Parameters.Add(new SqlParameter("@Top", Top)); dbCmd.Parameters.Add(new SqlParameter("@Where", Where)); dbCmd.Parameters.Add(new SqlParameter("@Order", Order)); SqlDataReader dr = dbCmd.ExecuteReader(); dr.Close(); dr = dbCmd.ExecuteReader(); if (dr.HasRows) { while (dr.Read()) { list.Add(obj.KhachHangIDataReader(dr)); } } dr.Close(); obj = null; } return(list); }