{% for language in languages %} {% if language.code != app.request.locale %} {% set parameters = parameters|merge({'_locale': language.code}) %} <li> <a href="{{ path(route, parameters) }}"> <img src="{{ asset(flag_images_directory ~ language.code[-2:] ~ '.png') }}" width="20px"> {{ language.code|language_name }} </a> </li> {% endif %}{% endfor %}