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[ISSUE-102] Re: I18N-ISSUE-242: Clarify case-insensitive match for domains [ITS-20]

From: Yves Savourel <ysavourel@enlaso.com>
Date: Wed, 23 Jan 2013 17:19:38 +0100
To: <public-multilingualweb-lt-comments@w3.org>
CC: "'www-international'" <www-international@w3.org>
Message-ID: <assp.0735bb79a5.assp.0735d687ce.006701cdf985$71cadfe0$55609fa0$@com>
Hi Norbert,


> First, is case-insensitive matching really necessary here? 
> In discussions of other technologies, e.g. CSS, we found 
> that it's hard to get case-insensitive matching right, 
> i.e. make it work so that it doesn't have surprising/confusing 
> results in some languages, while strict string equality 
> is easy to understand.
> Second, if it is really necessary, then the precise meaning of 
> "case-insensitive" matching has to be specified. Unicode 
> case-folding using the C and F mappings of the Unicode data 
> file CaseFolding.txt is our normal recommendation.

After reviewing the advantages of using non-case-sensitive mapping vs. the problem of folding non-ASCII characters, we think it's simpler to drop non-case-sensitivity mapping.

Could you please confirm that this solution addresses your concern?

Received on Wednesday, 23 January 2013 16:20:14 UTC

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