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

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 18:55:54 UTC