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From: Thomas 'PointedEars' Lahn <PointedEars@web.de>
Newsgroups: comp.lang.javascript
Subject: Re: Isalpha, isalnum in Javascript?
Date: Sat, 18 Jan 2020 19:13:59 +0100
Organization: PointedEars Software (PES)
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JJ wrote:

> On Fri, 17 Jan 2020 13:07:27 -0800 (PST), dr.j.r.stockton@gmail.com wrote:
>> So : what information can modern JavaScript obtain about Unicode
>> characters such as the single characters `xi` and `XI` and strange
>> characters existing in Eastern alphabets such as Danish, Russian,
>> Japanese ... ?
> 
> Only the code point.

Much more after reading in the Unicode Character Database (BTDT in my JSX, 
see UnicodeData.js, UnicodeData.txt, and jsx.regexp.RegExp in regexp.js):

<http://www.unicode.org/ucd/>

<https://stackoverflow.com/a/8568325/855543> (my answer in 2011)

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PointedEars
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