RE: Trouble selecting appropriate node-set depending o
If you give each parameter a default value (on which never occurs in the data), say <xsl:param name="PLATFORM" select="'#'"/> then you can write the corresponding predicate as /platform[@name=$PLATFORM or $PLATFORM='#'] Michael Kay http://www.saxonica.com/ > -----Original Message----- > From: Travis [mailto:travis@xxxxxxxxxxxxxx] > Sent: 28 September 2004 00:26 > To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx > Subject: Trouble selecting appropriate node-set > depending on parameters > > Hi All, > > I'm new to the list and XSL. So 1st of all, greetings to you > all. I'm > hoping someone here can point me in the right direction. > > I'm writing a small xsl stylesheet to select a subset of > nodes from an xml > document. The important part looks like this... > > <xsl:param name="PRODUCTGROUP" /> > <xsl:param name="PLATFORM" /> > <xsl:param name="ITEM" /> > > <xsl:for-each select="/store/productGroup[@type = > $PRODUCTGROUP]/platform[@type=$PLATFORM]/item[@type=$ITEM]"> > > etc.. > > > What happens is I pass in the values of productgroup, > platform and item with > php. I can then retrieve a list of all items the attributes > of which match > the criteria. This seems to work fine, the only trouble is, > I'd like in > some cases to be able to choose all items, regardless of > attributes, like > so... > > <xsl:for-each select="/store/productGroup/platform/item"> > > or any combination, like so... > > <xsl:for-each > select="/store/productGroup/platform[@type=$PLATFORM]/item"> > > I guess I'm a bit unclear how to be able to choose between multiple > node-sets, depending on the whether or not one of the > parameters is set. > I've been searching for info on this most of the afternoon, > but can't seem > to find much. > > If anyone has any suggestions, I'd be deeply appreciative. > > Thanks! > > -Travis > > > > > > > > > --- > Outgoing mail is certified Virus Free. > Checked by AVG anti-virus system (http://www.grisoft.com). > Version: 6.0.760 / Virus Database: 509 - Release Date: 9/10/2004
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