XQuery quirk of the dayDavid 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 boolean(string($s)) is false if $s is () or "" and true for any other string value. David
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