[xquery-talk] Literal NaN
davidc at nag.co.uk
Mon Feb 28 16:36:57 PST 2011
On 25/02/2011 15:29, David Lee wrote:
> Or have to use conversion to string , or maybe something equally obtuse
You can test if $x is a NaN using the predicate $x = $x which is false
for NaN and true for other numeric values.
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