has('id') ? $request->input('id') : ''; if (empty($id)) { return response()->error("PARAM_EMPTY"); } $ids = explode(',', $id); $result = PromotionService::delCover($ids); if ($result) { return response()->success(); } } function index(Request $request) { $type = $request->has('type') ? $request->input('type') : ''; $param = []; if ($type) { $param['type'] = $type; } $result = PromotionService::getCovers($param); return response()->pagination(new DocumentCoverTransformer(), $result); } }