ID uniqueness -- checked?

What is the incidence rate of duplicate IDs on the Web?

What tools actually check this enroute to the web?

Al

>Resent-Date: Fri, 13 Jul 2001 01:18:00 -0400 (EDT)
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>Date: Thu, 12 Jul 2001 22:16:11 -0700
>To: Andrew.Arch@visionaustralia.org.au
>From: Kynn Bartlett <kynn-edapta@idyllmtn.com>
>Cc: SMCCAFFR@MAIL.NYSED.GOV, dine@ncbi.nlm.nih.gov, w3c-wai-ig@w3.org,
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>Subject: Re: w3c - Scope attribute in Table tag
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>At 08:42 PM 7/12/2001 , Andrew.Arch@visionaustralia.org.au wrote:
>>Jean-Marie D'Amour recently pointed out a quirk to me in HPR too - it
>>doesn't seem to reset its tables ID's when you move to a new data table. So
>>- make sure each table uses a unique set of ID's for the rows and columns
>>as required. Has anyone esl had experience with this possible "feature"?
>
>That's actually closer to the HTML spec, so I call it a "feature."
>
>According to HTML 4, id attributes are supposedly be _globally
>unique_ for a document.  Not just within the table, or even within
>similar table markup.  There should only be one element in the entire
>page that has any given id attribute value.  Two elements with the
>same id attribute value is a violation of the HTML 4 standard.
>
>Therefore, I consider it appropriate for HPR to only consider the
>first instance of an id identifier as legit.
>
>--Kynn
>
>--
>Kynn Bartlett <kynn@reef.com>
>Technical Developer Liaison
>Reef North America
>Accessibility - W3C - Integrator Network
>Tel +1 949-567-7006
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Received on Friday, 13 July 2001 08:38:06 UTC