The distinction is that they apply just to universal-character-names, and _
is not in class XID_Start, but is in non-digit.


On Tue, May 26, 2020, 17:04 Corentin Jabot <corentinjabot_at_[hidden]> wrote:

> With the exception of underscore,
> Non digit is a subset of xid_start.
>
> digit + non digit is a subset of xid_continue.
>
> Should that be simplified?
>
> On Tue, May 26, 2020, 22:53 Steve Downey via SG16 <sg16_at_[hidden]>
> wrote:
>
>> Find attached a draft of the UAX31 paper for discussion.
>> Viewable at
>> http://htmlpreview.github.io/?https://github.com/steve-downey/papers/blob/master/generated/p1949.html
>> Source at https://github.com/steve-downey/papers/blob/master/p1949.md
>>
>> (note that github doesn't format the same way that mpark's WG21 format
>> does)
>> --
>> SG16 mailing list
>> SG16_at_[hidden]
>> https://lists.isocpp.org/mailman/listinfo.cgi/sg16
>>
>