DefaultFormatTestController.php in Drupal 9
File
core/modules/system/tests/modules/default_format_test/src/DefaultFormatTestController.php
View source
<?php
namespace Drupal\default_format_test;
use Drupal\Core\Cache\CacheableResponse;
use Symfony\Component\HttpFoundation\Request;
class DefaultFormatTestController {
public function content(Request $request) {
$format = $request
->getRequestFormat();
return new CacheableResponse('format:' . $format, 200, [
'Content-Type' => $request
->getMimeType($format),
]);
}
}