Re: RFC 1766 language tags

From: Ned Freed (
Date: Fri Jun 13 1997 - 12:57:01 EDT

> Harald Alvestrand wrote:

> > When ISO's finished its processing of ISO 639-2 (the 3-letter codes)
> > to full IS, I fully intend to update RFC 1766 with a reference to this
> > document, so that 3-letter language tags can be used.
> ...

> When updating RFC 1766 for the ISO 639-2 three-letter codes, you may
> wish also to consider the following modifications, relevant to HTML,
> HTTP, CSS and the WAI (Web Accessibility Initiative):

> 1. Define the interpretation of multi-part language tags (eg en-us)
> to be hierarchical, as specified in RFC 2070. Note that RFC 2070
> is being incorporated in Cougar, the next version of HTML.

> 2. Provide codes for language-not-known and for no-language. These
> requirements were raised at recent meetings of W3C's HTML WG and
> CSS WG. They are needed because HTML has adopted the hierarchical
> language tagging model of RFC 2070, eg:

> <p lang="fr">French text<span lang="de">German text</span>French
> text</p>

> If the middle portion is in no-language (or in language-not-known),
> one needs to be able to say, eg:

> <p lang="fr">French text<span lang="$$$">%^&*@#</span>French
> text</p>

> where $$$ stands for a code meaning no-language (or language-not-
> known).

I support the addition of an "unknown language" code to RFC1766. This is needed
whenever text from one source is inserted into text from another, and the
inserted text doesn't have lanugage tags on it.


This archive was generated by hypermail 2.1.2 : Tue Jul 10 2001 - 17:20:34 EDT