public function update(Request $request, $id) { $input = $request->all(); $result = Menu::updateOrCreate(['id' => $id], $input); if (!$result->exists) { $alert = ['type' => 'warning', 'data' => [$result['error']]]; } else { $alert = ['type' => 'success', 'data' => ['菜单更新成功']]; } return redirect('admin/menu/edit/' . $id)->with('am-alert', $alert); }