Simply:
$element->setAttribute('data', 'somedata');
문제
This is more than likely going to be straight forward, or convoluted, but here goes...
How do you add a data attribute to a form element?
해결책
Simply:
$element->setAttribute('data', 'somedata');
다른 팁
Kicking myself right now!
Just remembered I'd already done it previously.
...
'attributes' => array(
...
'data-xxx' => '',
...
),
>.<