public ActionResult Edit(Users u) { try { UsersBLL bll = new UsersBLL(); u.U_Password = u.U_Password ?? "1"; u.U_CanDelete = Request["U_CanDelete"] == "on" ? true : false; bll.Edit(u, "U_Password", "U_RealName", "U_Sex", "U_Telephone", "U_Role", "U_CanDelete"); bll.SaveChanges(); return Json(new { result = "ok" }); } catch { return Json(new { result = "error" }); } }