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   Re: [xml-dev] canonicalization

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From: "Elliotte Rusty Harold" <elharo@metalab.unc.edu>

> At 1:26 PM +1100 3/6/02, Rick Jelliffe wrote:

> >A SYSTEM identifier in an entity declaration can be any URI.
> >All that would be needed was a version of XML to say "interpret
> >XPointers".
> Umm, no you can't do that. Section 4.2.2 of the XML spec (2nd edition) states:
>   It is an error for a fragment identifier (beginning with a # 
> character) to be part of a system identifier.
> This pretty effectively rules out the possibility of using fragment 
> identifiers whether XPointers or otherwise. (I suppose this is one of 
> those annoying not necessarily fatal, not necessarily unfatal errors 
> that is neither a well-formedness error nor a validity error, but I 
> certainly wouldn't recommend counting on that.)

Changing that # restriction would be part of saying "interpret XPointers".

Rick Jelliffe


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