> -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED]]On Behalf Of > Adam M. Costello > Sent: den 11 februari 2002 22:49 > To: [EMAIL PROTECTED] > Subject: Re: [idn] stringprep comment 5: hangul conjoining sequence > > > Kent Karlsson <[EMAIL PROTECTED]> wrote: > > > Compatibility (non-conjoining) Hangul letters are best prohibited. > > Stringprep does normalization before prohibition, so prohibiting > compatibility characters would have no effect. After the > normalization > step, there are no compatibility characters in the string. Ouch! That leads to results that are completely off the board: NFKC or NFKD on Hangul compatibility letter sequences leads to completely wrong results; in particular the distinction between lead and trail consonants becomes just plain wrong. > A trick you could play, however, would be to map the characters in > question to an arbitrary prohibited character that survives the > normalization step (like U+0000). Ok, consider that my revised suggestion. Kind regards /kent k > AMC >
