# FieldList
{% for attachment in form.attachment %} 
    {{ attachment(placeholder='Attachment', class="form-control") }} 
    {{ form_error(form.errors.other) }} 
{% endfor %}

# FormField
{% for member in form.member %}
  {{ member.form.name(placeholder='name', class="form-control",required="required") }} 
  {{ form_error(member.form.errors.name) }}
  {{ member.form.hidden_tag() }}
{% endfor %}