Why alpha4 codes? [was: RE: Question on ISO-639:1988]

Peter Constable petercon at microsoft.com
Mon Jun 7 16:14:52 CEST 2004

> From: ietf-languages-bounces at alvestrand.no [mailto:ietf-languages-
> bounces at alvestrand.no] On Behalf Of Lee Gillam

> I would suggest that making an assumption of where a specific code
> of any length originates from is somewhat flawed. For the XML
> I would expect namespaces to be used for such purposes.

I entirely agree. For XML, the xml:lang namespace is RFC 3066 (or,
potentially, its successors). In that namespace, alpha-4 sub-tags are to
have particular semantics, that of ISO 15924.

Peter Constable

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