Re: Returning item type of variable (problems with map

On Fri, Mar 28, 2014 at 9:13 AM, Michael Kay <mike@xxxxxxxxxxxx> wrote:
> Yes - but the challenge is to find out that a map is an instance of map(xs:string, element(emp)) or whatever, if you want to know what kind of map you have been given.

Yes, we only have function-lookup() which uses the function name and
arity -- not the exact signature. And anyway, it is to be used in
"pull style" not in "push style".

I gather that function-lookup() cannot be used for maps, although a
map is a function. Is this right?

Or probably there are new things coming in XPath 3.1?


-- 
Cheers,
Dimitre Novatchev
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