Re: B.13 ENTITY attributes for notations?
>> B.13 Should XML remove SGML's prohibition on ENTITY attributes for
>> notations (11.4.1)?
>It's funny -- I came across this yesterday, as SoftQuad Panorama actually
>uses ENTITY notation attributes in its style sheet DTD (oops).
>They're used to specify a mask for an icon.
>I don't understand the restriction in SGML (maybe someone can explain it?)
>but I don't see how it can sensibly be lifted in XML unless it might also
>be lifted in SGML.
When we stumbled upon this silly restriction, I asked Charles about it,
and he wrote me as follows:
>The restrictions on data attribute declared values is on the list to be
>examined during the revision of SGML. I introduced data attributes late
>in the game so I did it conservatively (I was concerned about long chains
>of entities that had data attributes among which were entities that had
>data attributes, etc.)
Soooo, we have kept the entity attribute in the style sheet DTD--which is
proprietary anyway--and look forward to the day when, hopefully, entity
attributes for notations are allowed in both SGML and XML.
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