[XSL-LIST Mailing List Archive Home] [By Thread] [By Date] [Recent Entries] [Reply To This Message] RE: Trouble selecting appropriate node-set depending o
Hi, > 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 @type always has a non-zero-length value, then <xsl:for-each select="/store/productGroup[@type=$PRODUCTGROUP or $PRODUCTGROUP=""]/platform[@type=$PLATFORM or $PLATFORM=""]/item[@type=$ITEM or $ITEM=""]"> would work. Cheers, Jarno - Nick Sentience: March 2003 Mix
|
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
|