Description of Issue:
This Unicode Technical Standard will be updated. The proposed update is now available for general public review and comment.
Draft updated 2021-04-29.
- Draft 3 now incorporates other changes:
- Adds two missing Emoji properties
- Modifies the EBNF to fix synchronization problems between the different
sections, be more complete, and add examples where useful.
- Clarifies the notation and adds examples in Annex D: Resolving Character
Classes with Strings
- Adds a new Annex F with guidance on parsing character classes.
- Explicitly narrowed the complement operator [^...] to be code point complement, for backwards compatibility.
- Added information on (a) usage of \q with properties and (b) possible syntax enhancements for \q.
- Changed the ¬ notation for complement to the more standard mathematical notation using the symbol ∁.
- Makes a number of wordsmithing improvements
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