[xquery-talk] XQuery quirk of the day

David Carlisle davidc at nag.co.uk
Fri Apr 13 12:58:46 PDT 2012

On 13/04/2012 20:09, David Lee wrote:
> XQuery constantly surprises me !
> Today I was looking for a more concise way of testing if a string is
>  empty or blank.
not sure what you mean by blank, I thought you meant white space,
but looking at your code fragment, I think you meant empty sequence


is false if $s is () or "" and true for any other string value.


More information about the talk mailing list