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Re: Next steps for the ARIA syntax discussion

From: Cameron McCormack <cam@mcc.id.au>
Date: Sun, 1 Jun 2008 11:28:19 +1000
To: Charles McCathieNevile <chaals@opera.com>
Cc: elharo@metalab.unc.edu, Al Gilman <Alfred.S.Gilman@ieee.org>, "Henry S.Thompson" <ht@inf.ed.ac.uk>, "www-tag@w3.org List" <www-tag@w3.org>, "public-html@w3.org WG" <public-html@w3.org>, "public-xhtml2@w3.org WG" <public-xhtml2@w3.org>, "wai-xtech@w3.org WAI-XTECH" <wai-xtech@w3.org>
Message-ID: <20080601012819.GA778@arc.mcc.id.au>

Charles McCathieNevile:
> What it really means is that the appropriate namespace for these  
> attributes is the empty string - xmlns:aria="" if you are going to use  
> aria:aria-[something] in a namespace aware environment, but  
> aria-[something] will work perfectly correctly in both a 
> namespace-reliant environment, and in a namespace-unaware environment, 
> because of a careful and thoughtful design decision in the namespaces 
> specification that allows for the easiest possible transition between the 
> two kinds of environment.

A small note: you cannot use xmlns:aria="" to declare that the aria
prefix corresponds to no namespace.  The only way to have an attribute
be in no namespace in markup is for it to have no prefix.


Cameron McCormack ≝ http://mcc.id.au/
Received on Sunday, 1 June 2008 01:29:37 UTC

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