Subject: Re: [xsl] building a mental model for the "current node" behavior From: "David Carlisle d.p.carlisle@xxxxxxxxx" <xsl-list-service@xxxxxxxxxxxxxxxxxxxxxx> Date: Thu, 5 Nov 2020 21:13:17 -0000 |
On Thu, 5 Nov 2020 at 14:46, Martin Honnen martin.honnen@xxxxxx < xsl-list-service@xxxxxxxxxxxxxxxxxxxxxx> wrote: > Am 05.11.2020 um 15:11 schrieb Chris Papademetrious > christopher.papademetrious@xxxxxxxxxxxx: > > Ibm trying to better my understanding of bcurrent nodeb behavior in > > XSLT, and I have a couple questions. > > > > 1. Which stylesheet elements select the current node b.b? > > The dot is used or usable in any XPath expression > (https://www.w3.org/TR/xpath-31/#dt-dynamic-context) so I would suggest > to rather look at XPath to understand the context item or context node > as otherwise stuff like > /items/item[cat[. = /categories/cat]] > will not be understood. > > > > As a novice, I get confused remembering when the current node > > does/doesnbt change. Therebs also this, which Ibm trying to grasp: > > > > https://www.w3.org/TR/xslt-30/#func-current > > > > Whatbs a good mental model for remembering this? > > > > 2. Inside an <xsl:template> block, is there a function that returns the > > current **template-matched** node? > > That is what the > current() > function does, I am currently not sure why you first cite it and then > seem to ask for another function doing the job of the current() function. > > No Christopher was correct, there is no function that does what he asks, and you need to use a variable. current() is the node at the beginning of the xpath not the surrounding template. Given <xsl:template match="wibble"> <xsl:for-each select=".//zzz"> <xsl:value-of select=" something with current()"/> then current() is the zzz node, and wibble is not accessible unless you saved it in a variable before the for-each. David
Current Thread |
---|
|
<- Previous | Index | Next -> |
---|---|---|
Re: [xsl] building a mental model f, G. Ken Holman g.ken. | Thread | Re: [xsl] building a mental model f, Martin Honnen martin |
Re: [xsl] building a mental model f, Dave Pawson dave.paw | Date | Re: [xsl] building a mental model f, Martin Honnen martin |
Month |