Re: Difference between Bidi_Class 'R' and 'AL'

2011-08-24 Thread Leo Broukhis
On Wed, Aug 24, 2011 at 12:35 PM, Richard Wordingham wrote: > Expanding on Mark's answer, the basic difference is whether a character > of Bidi class ET (percentage-type and currency symbols) when stored > before or after European or Persian etc. digits goes to their left or > right. For Arabic,

Re: Difference between Bidi_Class 'R' and 'AL'

2011-08-24 Thread Richard Wordingham
On Wed, 24 Aug 2011 08:35:48 -0700 "Doug Ewell" wrote: > UAX #44, Table 13 ("Bidi_Class Values") includes the following > descriptions: > > R - Right_To_Left - any strong right-to-left (non-Arabic-type) > character AL - Arabic_Letter - any strong right-to-left (Arabic-type) > character > > But

Re: Difference between Bidi_Class 'R' and 'AL'

2011-08-24 Thread Mark Davis ☕
The difference between them is subtle (and I've long been convinced that having the distinction was a mistake, but that's water under the bridge). It is in their effect on European numbers that occur after them, in http://www.unicode.org/reports/tr9/#W2 (and following). Mark *— Il meglio è l’inim

Difference between Bidi_Class 'R' and 'AL'

2011-08-24 Thread Doug Ewell
UAX #44, Table 13 ("Bidi_Class Values") includes the following descriptions: R - Right_To_Left - any strong right-to-left (non-Arabic-type) character AL - Arabic_Letter - any strong right-to-left (Arabic-type) character But I can't find any definition, here or elsewhere, of what constitutes an "A