public function delAction() { $p = $_REQUEST; $pId = empty($p['id']) ? Tool_Fnc::ajaxMsg('ID不能为空') : intval($p['id']); $tDR = new FoodunitsModel(); $tSql = 'delete from ' . $tDR->table . ' where id = ' . $pId; if (!$tDR->exec($tSql)) { Tool_Fnc::ajaxMsg('删除失败'); } Tool_Fnc::ajaxMsg('删除成功', 1); }