Array
(
    [newsletters] => Array
        (
            [#type] => value
            [#value] => Array
                (
                    [1629] => 1
                )

        )

    [mail] => Array
        (
            [#title] => Email
            [#type] => textfield
            [#size] => 20
            [#maxlength] => 128
            [#weight] => 10
            [#required] => 1
            [#placeholder] => Courriel
        )

    [subscribe] => Array
        (
            [#type] => submit
            [#value] => Je m'abonne
            [#weight] => 20
        )

    [prenom] => Array
        (
            [#title] => Prénom
            [#type] => textfield
            [#size] => 20
            [#weight] => 11
            [#required] => 1
            [#placeholder] => Prénom
        )

    [nom] => Array
        (
            [#title] => Nom
            [#type] => textfield
            [#size] => 20
            [#weight] => 12
            [#required] => 1
            [#placeholder] => Nom
        )

    [#validate] => Array
        (
            [0] => at_newsletter_subscription_form_validate
        )

)