<form data-action="{{ path('change_locale') }}" method="post"> {# <div class=" "> <select class="forDesktop language_switcher"> {% for language in languages %} <option value="{{ language.id }}" name="{{ language.id }}" {% if app.request.locale == language.code %} selected {% endif %} > {{ language.name }} </option> {% endfor %} </select> <select class="forMobile language_switcher"> {% for language in languages %} <option value="{{ language.id }}" name="{{ language.id }}" {% if app.request.locale == language.code %} selected {% endif %}> {{ language.code | upper }} </option> {% endfor %} </select> </div> #}</form>