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Re: [Ietf-languages] Suggestion to update Urdu Script Designation in the subtag registry

Peter Constable <pgcon6@msn.com> Thu, 13 August 2020 01:05 UTC

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From: Peter Constable <pgcon6@msn.com>
To: Richard Wordingham <richard.wordingham=40ntlworld.com@dmarc.ietf.org>, "ietf-languages@ietf.org" <ietf-languages@ietf.org>
Thread-Topic: [Ietf-languages] Suggestion to update Urdu Script Designation in the subtag registry
Thread-Index: AdZw0YwxrG6XW+9cQ1W5H4C6dzxxrAAF0WyAAAAbZnAAARceAAAAu+vQAAaJF4AAAKMPoA==
Date: Thu, 13 Aug 2020 01:05:06 +0000
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Subject: Re: [Ietf-languages] Suggestion to update Urdu Script Designation in the subtag registry
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> at which level there is no difference between Arab and Aran. Unicode uses the symbol Arab 

Exactly. It's an ostensive demonstration that the range of style variants encompassed by Arab is unlimited: it denotes Arabic script in any style. 

Also keep in mind what agency functions as the ISO 15924 RA: The Unicode Consortium.


Peter

-----Original Message-----
From: Ietf-languages <ietf-languages-bounces@ietf.org> On Behalf Of Richard Wordingham
Sent: Wednesday, August 12, 2020 5:43 PM
To: ietf-languages@ietf.org
Subject: Re: [Ietf-languages] Suggestion to update Urdu Script Designation in the subtag registry

On Wed, 12 Aug 2020 21:37:08 +0000
Peter Constable <pgcon6@msn.com> wrote:

> > We can certainly check with ISO 15924/RA-JAC to see if there is any 
> > unstated expectation that ‘Arab’ implies the Naskh variant.
> 
> I am certain that ‘Arab’ does not imply _any_ style variant of Arabic 
> script. One has to look no further than Unicode character properties 
> to see that.

What do Unicode character properties have to do with it?  They may choose their value symbols from ISO 15924, but Unicode properties are concerned with characters and their interactions, at which level there is no difference between Arab and Aran. Unicode uses the symbol Arab.

Richard.

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