The Translation component provides tools to internationalize your application.
$ composer require symfony/translation
use Symfony\Component\Translation\Translator; use Symfony\Component\Translation\Loader\ArrayLoader; $translator = new Translator('fr_FR'); $translator->addLoader('array', new ArrayLoader()); $translator->addResource('array', [ 'Hello World!' => 'Bonjour !', ], 'fr_FR'); echo $translator->trans('Hello World!'); // outputs « Bonjour ! »