How to serialize using the js core bitrix library?

Question

1C-Bitrix

Good afternoon!
Can you please tell me how to perform an operation similar to js serialize() using the js library from Bitrix?

Answer 1

I'll just leave it here , I
forgot it myself, I started searching, but Google throws it here

var form = BX('form_id');
var formVals = BX.ajax.prepareForm(form ).data;

PS: 3 years ago it was already)