From: Asmus Freytag (email@example.com)
Date: Tue Aug 14 2007 - 17:37:56 CDT
On 8/14/2007 1:05 PM, Martin v. L÷wis wrote:
>> I ran into the same problem, and didn't really find an
>> answer. In my code, I ended up with this:
> Thanks for the confirmation. Still, there must have been
> some algorithm to exclude these characters. Even if it
> was ad-hoc, I think some additional guarantees and
> explanations should be given. For example, will the list
> of excluded characters be stable? Or if new characters
> are added, could it happen that they get the ID_Start
> property (say) but not the XID_Start property?
The only guarantees you can rely on are those made in:
Check for "IdentifierStability" in particular.
The statement reads: "All strings that are valid default Unicode
identifiers will continue to be valid default Unicode identifiers in all
subsequent versions of Unicode. ...." with more explanation in UAX#31.
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