public int Add(User u1) { List <SqlParameter> parms = new List <SqlParameter>(); parms.Add(new SqlParameter("@FullName", u1.FullName)); parms.Add(new SqlParameter("@Email", u1.Email)); parms.Add(new SqlParameter("@BirthDay", u1.Birthday)); parms.Add(new SqlParameter("@Gender", u1.Gender)); parms.Add(new SqlParameter("@Phone", u1.Phone)); return(dbCon.DoQuery("AddUser", System.Data.CommandType.StoredProcedure, parms)); }