> Is there anything in the XPath 1.0 data model which prohibits a node-set
> from containing more than a single root node? For instance, could a
> node-set be imagined which contains document nodes for two or three
> documents?

No and yes.

> I don't think you can construct such a thing using either XPath or XSLT
> 1.0. However, in other environments, it might be feasible.

The document() function can load multiple documents in call.

Dave


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