JFIFxxC      C  " }!1AQa"q2#BR$3br %&'()*456789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz w!1AQaq"2B #3RbrsetName('ua-parser:parse') ->setDescription('Parses a user agent string and dumps the results.') ->addArgument( 'user-agent', InputArgument::REQUIRED, 'User agent string to analyze' ) ; } protected function execute(InputInterface $input, OutputInterface $output): int { $userAgent = $input->getArgument('user-agent'); assert(is_string($userAgent)); $result = Parser::create()->parse($userAgent); $output->writeln(json_encode($result, JSON_PRETTY_PRINT)); return 0; } }