RE: keys vs. parameters

> Just use xsl:key as usual. This defines a key table for _all_ documents.

How about for nodesets returned from an extension?

> You just need to trust your processor not to actually build the table if
> key() is never used on that document. (Mike Kay recently confirmed on
> this list that saxon does this check)

As soon as I get a chance I'm going to try plugging Saxon into things.  The
extensions all use JAXP these days so it should be pretty straight forward,
but things are never that easy...


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