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Re: @rel syntax in RDFa (relevant to ISSUE-60 discussion), was: Using XMLNS in link/@rel

From: Julian Reschke <julian.reschke@gmx.de>
Date: Sun, 01 Mar 2009 19:54:57 +0100
Message-ID: <49AADA01.9040501@gmx.de>
To: Rob Sayre <rsayre@mozilla.com>
CC: Dan Brickley <danbri@danbri.org>, Sam Ruby <rubys@intertwingly.net>, Mark Nottingham <mnot@mnot.net>, Ben Adida <ben@adida.net>, Manu Sporny <msporny@digitalbazaar.com>, "www-tag@w3.org WG" <www-tag@w3.org>, HTMLWG WG <public-html@w3.org>, RDFa mailing list <public-rdf-in-xhtml-tf@w3.org>, public-xhtml2@w3.org
Rob Sayre wrote:
> On 3/1/09 1:45 PM, Dan Brickley wrote:
>> "Custom data attributes  are intended to store custom data private to 
>> the page or application, for which there are no more appropriate 
>> attributes or elements.
>> These attributes are not intended for use by software that is 
>> independent of the site that uses the attributes."
>> Unless the site that uses the attributes is the entire Web, I can't 
>> see how this bit of HTML5 addresses such a scenario...
> Do you mean it won't work technically, or that it would be using the 
> attributes in a way that's unintended? RDFa already uses XML Namespaces 

Indeed. The HTML5 data-* attributes have been defined in a way to 
explicitly disallow distributed extensibility.

> and HTML in ways that those specifications don't cover. What's different 
> about my example?

You are right about that -- but if following the specs isn't necessary, 
I'd recommend instead just to ignore validity and define new attributes 

BR, Julian
Received on Sunday, 1 March 2009 18:55:53 UTC

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