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Re: XPath query to recurse up the tree


use axes:
http://www.zvon.org/xxl/XSLTreference/Output/index.html
http://www.zvon.org/xxl/XPathTutorial/General/examples.html
http://www.zvon.org/cgi-bin/xlab/bin/xpathAxes.py

Ian Sutton wrote:
> 
> Am I missing something, or is the current definition of XPath queries (or
> whatever the current name is) limited to recursion down the tree?
 
> As an example, consider an XML document representing a file system with
> <directory> nodes which can contain either <file> nodes or further
> <directory> nodes. (Case I have is actually nothing to do with filesystems
> but this seems the simplest way to represent the issue.)
> 
> Given a current context of a directory, I could find all child file nodes
> recursively with
> 
> <xsl:apply-templates select=".//file" />
> 
> and a corresponding template rule.
> 
> I have a case where my <directory> nodes have certain additional attributes
> (lets say optional TYPE=something) and I wish to find the first parent which
> has say TYPE=X. Is there any way to do this?
> 
> I kind of half guess it may be possible to do something like a recursive
> call with an apply templates select=".." mode="myUpwardRecursion" and write
> a specific template match rule which tests the attribute and either returns
> or recurses up, but this seems fairly painful if indeed it would work at
> all.
> 
> Any answers/ideas gratefuly received ;->
> 
> Ian
> 
>  XSL-List info and archive:  http://www.mulberrytech.com/xsl/xsl-list

-- 
******************************************
<firstName> Miloslav </firstName>    
<surname>   Nic      </surname>     

<mail>    nicmila@idoox.com    </mail>   
<support> http://www.zvon.org  </support>


 XSL-List info and archive:  http://www.mulberrytech.com/xsl/xsl-list

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