W3C home > Mailing lists > Public > ietf-http-wg-old@w3.org > May to August 1997

Re: Rewrite of feature tag syntax rules

From: Larry Masinter <masinter@parc.xerox.com>
Date: Thu, 15 May 1997 12:59:17 PDT
Message-Id: <337B6B15.516C@parc.xerox.com>
To: Koen Holtman <koen@win.tue.nl>
Cc: http-wg@cuckoo.hpl.hp.com
> How is this for a compromise:
> 
> - a feature tag is a member of the URI namespace
> - a feature tags MUST be chosen in such a way that every % in the tag
>   is the start of a %HH encoding
> - tag comparison MUST be done by decoding all %HH encodings, then doing a
>   case-insensitive octet-by-octet comparison.

    ftp://host.dom/%2ftest%2fbar

is actually a *different* resource from

   ftp://host.dom//test/bar

Defining a "feature tag equivalence relationship" which bears
no actual semantic relationship to the "URI equivalence relationship"
is "bad". Do I really need to spell out why?

Larry
Received on Thursday, 15 May 1997 13:04:17 EDT

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