<form action="<?= action ?>" method="post"> <input list="<?= listId ?>" name="<?= listId ?>"> <datalist id="<?= listId ?>"> <!--? for (var i=0; i<datalist.length; i++) { ?--> <option value="<?= datalist[i] ?>"> <!--? } ?--> </datalist> <input type="submit" value="Submit"> </form>