Router::extensions(['json']); Router::prefix('api', function ($routes) { $routes->resources('Apples'); }); namespace App\Controller\Api; // napmespaceとdirectoryは Api の配下 use Cake\Controller\Controller; class ApplesController extends Controller { public function initialize() { parent::initialize(); $this->loadComponent('RequestHandler'); } public function index($mode = null) { $this->viewBuilder()-