[uf-discuss] HTML 5 data- attributes

[Sarven Capadisli]

On Wed, Jul 16, 2008 at 10:20 AM, Ben Ward <lists at ben-ward.co.uk> wrote:
>> User agents must not derive any implementation behavior from these
>> attributes or values. Specifications intended for user agents must not
>> define these attributes to have any meaningful values.
>
> -data prefix attributes are, by design and intention, for use by individual
> applications. They are explicitly excluded as a mechanism for microformats
> and the like.


Indeed. And:

"Embedding custom non-visible data" goes rather against marking "visible" data.

Brief #whatwg conversation: http://krijnhoetmer.nl/irc-logs/whatwg/20080520#l-70


-Sarven