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

[Ihe Onwuka]

Having given it a bit more than a moments thought I prefer [.] because
it makes it explicit a filtering operation is going on .

I think any  opacity is consequent on the syntax - not the semantic .


On Mon, Jan 27, 2014 at 3:18 PM, David Carlisle <davidc at nag.co.uk> wrote:
> 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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