Tuesday, June 23, 2009

[Unicode Announcement] Unicode 5.2 beta, updates of UAX #9 and UAX #31

As part of the Unicode 5.2 beta, the following proposed updates for
Unicode Standard Annexes have significant new revisions:


UAX #31 Unicode Identifier and Pattern Syntax

The main changes are the addition of characters and new scripts to
tables for:

* Candidates for Inclusion in Identifiers
* Candidate Characters for Exclusions from Identifiers
* Recommended Scripts


UAX#9 Unicode Bidirectional Algorithm

The main changes are the addition of:

* a section on Bidi Conformance Testing
* the Bidi_Class BN to Rule X6 (removing certain characters from
Bidi processing)
* a clause in HL6 providing for mirroring of R and AL characters in
certain circumstances


More details are in the Modifications section of each document, and
there remain some editorial notes asking for feedback on particular
issues. Feedback for both of these documents is solicited by August 3, 2009.

If you have comments for official UTC consideration, please post them by
submitting your comments through our feedback & reporting page:


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