> > when you use key('foo','bar') it looks up bar in the foo table 
> > associated with the current document. So you just need to make sure 
> > you are in the document that you want, so
> 
> Umm, all fine and good, but how do you generate the key table 
> in the first place?  I don't want the keys on the main 
> document, I want them on the document processed by document() 
> (or in some cases on the data produced by an extension)...
> 
A typical strategy is that an XSLT processor will generate the key table
on a particular document the first time you use the key() function with
that as the context document. So it never builds indexes unless you
actually use them.

Michael Kay
Software AG
home: Michael.H.Kay@xxxxxxxxxxxx
work: Michael.Kay@xxxxxxxxxxxxxx 


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