If you are going for the minimum number of characters, then this
(although not particularly efficient) should work:
deep-equal(Title[1]|Date[1]|Author,*)
or (probably more efficient)
count(Title[1]|Date[1]|Author)=count(*)
Oliver Hallam
http://www.xqsharp.com
Costello, Roger L. wrote:
> I was just informed that the predicate [1] is not needed outside the except() function.
>
> So, the super, super XPath is David's solution:
>
>
> ************************************************
>
> Title and Date and empty(* except (Title[1], Date[1], Author))
>
> ************************************************
>
>
> Incredible.
>
> /Roger
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