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Re: [xml-dev] Mixed content in data-binding (Was: Re: [xml-dev] Interesting pair of comments
- To: Andrew Layman <andrewl@...>
- Subject: Re: [xml-dev] Mixed content in data-binding (Was: Re: [xml-dev] Interesting pair of comments
- From: Peter Hunsberger <peter.hunsberger@...>
- Date: Fri, 15 Jul 2005 10:24:18 -0500
- Cc: XML-dev <xml-dev@...>
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- Reply-to: Peter Hunsberger <peter.hunsberger@...>
On 7/15/05, Andrew Layman <andrewl@...> wrote:
<snip/>
>
> But there is also a versioning issue. Since adding such meta-data as the
> last-modified date after the fact is a typical usage, attributes today
> allow such annotation with less disruption to existing readers. E.g.
>
> <email last-modified='2005-02-02'>fred@...</email>
>
> But this only works to one level. One cannot add an attribute to that
> attribute.
>
> One could imagine a future version of XML that treated elements and
> attributes with more parallelism, and allowed attributes to have
> structure, perhaps with an element-like syntax, as in:
>
> <email>fred@...<@last-modified>2005-02-02</@last-modified></em
> ail>
>
> And
>
> <email>fred@...<@last-modified>2005-02-02<@says-who>Joe</@says
> -who></@last-modified></email>
>
Umm, not to be glib, but at that point you just have an element with a
funny name. Semantically, elements can already replace attributes, so
what's the point?
--
Peter Hunsberger
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