RE: Determining whether no single instance of a specif
Well, it should be in the same namespace as count (that is, in the default fn: namespace). " The default prefix for the function namespace is fn:, and the URI is: http://www.w3.org/2005/02/xpath-functions. " However, I see you already have a working solution... michael -----Original Message----- From: Mark Peters [mailto:markpeters.work@xxxxxxxxx] Sent: 4. jzna 2009 21:07 To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx Subject: Re: Determining whether no single instance of a specific node exists Hi Mtekel, I'm encountering the following error: XSLT Error (javax.xml.transform.TransformerException): Error in expression not(exists( (b/c) ) ): Unknown system function: exists Do I need to specify the URI for the XSLT namespace somewhere? Thanks, Mark On Thu, Jun 4, 2009 at 2:51 PM, Mtekel <thx@xxxxxxxxx> wrote: > Hello, > > <xsl: if test="not(exists( (b/c) ) )" > ... </xsl:if> > > Check other functions here: > http://www.w3schools.com/xpath/xpath_functions.asp#sequence > > You can use all xpath functions in the if/when test condition. > > m. > > -----Original Message----- > From: Mark Peters [mailto:markpeters.work@xxxxxxxxx] > Sent: 4. jzna 2009 20:21 > To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx > Subject: Determining whether no single instance of a specific node > exists > > Hi Everyone, > > I have the following XML document: > > <a> > <b/> > <b/> > <b/> > </a> > <a> > <b/> > <b/> > <b> > <c/> > </b> > > </a> > <a> > <b/> > <b/> > <b/> > </a> > > For each <b/> set, I want to apply a transformation only if no single > instance of <c/> exists. I know how to check whether a node does > exist, but not how to check whether no single instance of the node > exists. > > I've tried the following conditional statements without success: > > 1, > <xsl:when test="not(a/b/c)"> > > 2. > <xsl:when test="count(not(a/b/c)) >= 1"> > > > What conditional statement should I use? > > Thanks in advance for any help. > > Mark
PURCHASE STYLUS STUDIO ONLINE TODAY!
Purchasing Stylus Studio from our online shop is Easy, Secure and Value Priced!
Download The World's Best XML IDE!
Accelerate XML development with our award-winning XML IDE - Download a free trial today!
Subscribe in XML format