[xquery-talk] What does [.] do.

[David Carlisle]

On 27/01/2014 15:14, David Lee wrote:
> I wouldnt do
>
> (readingMaterial|publication)/string()
> or
> (xs:string(readingMaterial),xs:string(publication))[.]
>
> unless you absolutely knew for sure that only 1 existed.
> If both exist you will get 2 strings.


Yes sure, but same is true of the rather more opaque original
(xs:string(readingMaterial),xs:string(publication))[.]
I was trying to get same result (modulo , | change) :-)

David


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