Im pretty sure theres a set of standard attributes you can set on fields to make them autocompletable. I use this as a reference: <a href="https:&#x2F;&#x2F;wiki.whatwg.org&#x2F;wiki&#x2F;Autocomplete_Types" rel="nofollow">https:&#x2F;&#x2F;wiki.whatwg.org&#x2F;wiki&#x2F;Autocomplete_Types</a>