Re: [xsl] Seek an XPath 2.0 expression that handles an empty text field, regardless of how it's represented in XML

["G. Ken Holman g.ken.holman@xxxxxxxxx" <xsl-list-service@xxxxxxxxxxxxxxxxxxxxxx>]

At 2016-09-22 15:55 +0000, Costello, Roger L. costello@xxxxxxxxx wrote:
> I want an XPath 2.0 expression that outputs "do action" if the B 
> field is empty, regardless of which of the two XML representations 
> is used. This XPath expression seems to work:
>
> if (not(B) or B eq '') then "do action" else "no action"

This gives you the same result:

if (not(string(B))) then "do action" else "no action"

I hope this helps.

. . . . . . . Ken


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