var stripe = Stripe('{{ stripe_api_publishable_key }}'),
elements = stripe.elements();

var cardNumber = elements.create('cardNumber', {
    style: elementStyles,
    classes: elementClasses
});

cardNumber.mount('#setupintent-handle-element-number');

var cardExpiry = elements.create('cardExpiry', {
    style: elementStyles,
    classes: elementClasses,
});

cardExpiry.mount('#setupintent-handle-element-expiry');

var cardCvc = elements.create('cardCvc', {
    style: elementStyles,
    classes: elementClasses,
    placeholder: '123'
});

cardCvc.mount('#setupintent-handle-element-cvc');

$(document).ready(function () {

    $('#setupintent-handle-button').on('click', function(ev) {
        stripe.confirmCardSetup(
            '{{ setupintent.client_secret }}', {
                payment_method: {
                    card: cardNumber, // <-----------------
                    billing_details: {
                        name: 'Rusin'
                    }
                }
            }
        ).then(function(result) {
            // logique métier interne
        });
    });

});