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   RE: [xml-dev] How to spell "No PSVI" in XSLT 2.0 ?

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Elliotte Rusty Harold wrote:
> It certainly doesn't have to validate but a conforming XSLT processor
> *must* read the external DTD subset. The reason is that the XPath
> data model does not allow unresolved entity references. If any of
> these are defined in the external subset, then you can't build a data
> model for the document without reading the external subset.

No, this isn't right at all. Skipped entity references are simply invisible
to the data model, i.e. lost, just like anything else that's not significant
in the data model. This is a very important distinction. Otherwise, it would
be impossible to use a non-validating parser with XSLT.



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