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[xsl] XSLT2 test for null


Subject: [xsl] XSLT2 test for null
From: "Merrilees, David" <David.Merrilees@xxxxxxxxxxxx>
Date: Thu, 3 Mar 2011 09:44:54 +0000

Hi

In XSLT2, how should I test for null, or empty parameters? For example, if I
have <xsl:param name="routeValues" as="node()?" /> how should I test whether a
value has been passed, or whether it's empty?

Thanks

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