The spec allows you to write this because the designers thought it was
useful, so go ahead and use it.

But I prefer the version at

http://www.w3.org/TR/xpath-functions/#index-of-node

whew. two thirds shorter than mine. how depressing. :-D
thanks for this very instructive pointer. must've overlooked it.

--
jvrn nettingsmeier

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if you are a free (as in "free speech") software developer
and you happen to be travelling near my home, drop me a line
and come round for a free (as in "free beer") beer. :-D