RE: [xml-dev] Ten new XQuery, XSLT 2.0 and XPath 2.0 Working Drafts

["Michael Kay" <michael.h.kay@ntlworld.com>]

> That's the point of the "conformance levels", so people who just need 
> elements and attributes and text could (in principle) just 
> use tools that 
> don't bother with the latter.  But as I understand the specs and the 
> explanation by Michael Kay, the "typed data" is baked into the lowest 
> conformance level.

That's correct. Every XPath 2.0 processor must support decimal
arithmetic and date manipulation, etc, just as every XPath 1.0 processor
had to support manipulation of strings, booleans, and doubles.

Michael Kay