edit.html.twig

{% extends 'base.html.twig' %}

{% block body %}
    <h1>Modifier un etablissement</h1>

    {{ form_start(form) }}
        {{ form_widget(form) }}
        <button type="submit" class="btn btn-primary">Modifier</button>
    {{ form_end(form) }}

    <a href="{{ path('etablissement_edit', {'id': id}) }}" class="btn btn-secondary">Annuler</a>
{% endblock %}