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Path: ...!eternal-september.org!feeder3.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail
From: Lawrence D'Oliveiro <ldo@nz.invalid>
Newsgroups: comp.arch
Subject: Re: Unicode in strings
Date: Tue, 28 May 2024 01:08:06 -0000 (UTC)
Organization: A noiseless patient Spider
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On Mon, 27 May 2024 15:16:13 -0000 (UTC), John Levine wrote:

> According to Lawrence D'Oliveiro  <ldo@nz.invalid>:
>>On Wed, 22 May 2024 15:38:51 -0400, Stefan Monnier wrote:
>>
>>> I don't know of any language (or even library) that supports the
>>> notion of "character" for Unicode strings.  🙁
>>
>> Surely a “character” (or “grapheme” I think is (one of) the Unicode
>> terms) is (represented by) a non-combining code point combined with all
>> the immediately-following combining code points.
> 
> Take another look at the table I referred to yesterday. When you have
> ZWJ the rules of what combines with what gets awfully complicated.

ZWJ is classed as “punctuation”, and has no combining class. So it forms a 
“character” or “grapheme” it its own right.