Re: [idn] Debunking the ACE myth

[David Hopwood <david.hopwood@zetnet.co.uk>]

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"Adam M. Costello" wrote:
> I doubt that checking whether a name is nameprep'd is much cheaper than
> performing nameprep on it.

It is, actually: see UAX #15 Annexes 3 and 8, at
http://www.unicode.org/unicode/reports/tr15/

(The code in Annex 8 would need to be modified to also check for lowercase.
It also has to be checked that the name is a valid UTF-8 encoding.)

- -- 
David Hopwood <david.hopwood@zetnet.co.uk>

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