public ActionResult Update(tb_node_model model) { return(this.Visit(EnumUserRole.Admin, () => { tb_node_dal Dal = new tb_node_dal(); model.nodecreatetime = DateTime.Now; model.nodelastupdatetime = DateTime.Now; using (DbConn PubConn = DbConn.CreateConn(Config.TaskConnectString)) { PubConn.Open(); Dal.Update(PubConn, model); } return RedirectToAction("index"); })); }