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Re: [xsl] XSLT2 test for null


Subject: Re: [xsl] XSLT2 test for null
From: David Carlisle <davidc@xxxxxxxxx>
Date: Thu, 03 Mar 2011 09:51:50 +0000

On 03/03/2011 09:44, Merrilees, David wrote:
how should I test whether a value has been passed, or whether it's empty?

a sequence of nodes is true just if it is non empty so you can go


<xsl:if test="$routeValues">

or you could make it more explicit with


<xsl:if test="exists($routeValues)">


David

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