protected function renderMaximumFileUploadSize()
    {
        $maximumFileUploadSizeInBytes = min(Files::sizeStringToBytes(ini_get('post_max_size')), Files::sizeStringToBytes(ini_get('upload_max_filesize')));
        return sprintf('"%d"; // %s, as configured in php.ini', $maximumFileUploadSizeInBytes, Files::bytesToSizeString($maximumFileUploadSizeInBytes));
    }