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RE: How to navigate the tree from a selected node to the root?

2002-10-18 04:58:07
Hi,

<?xml version="1.0"?>
<?xml-stylesheet type="text/xsl" href="try.xsl"?>

<books>
<book name="name2">
      <otherdetails price="10"/>
</book>

<book name="name1">
      <otherdetails price="20"/>
</book>
</books>

and an xsl for the above as:

<xsl:stylesheet version="1.0"
xmlns:xsl="http://www.w3.org/1999/XSL/Transform";>
      <xsl:output method="xml"/>

      <xsl:template match="/">
      <xsl:for-each select="books/book/otherdetails[(_at_)price='10']">
      <xsl:copy-of select="parent::*"/>
      </xsl:for-each>

      </xsl:template>
</xsl:stylesheet>

This gives the output as:

<?xml version="1.0" encoding="UTF-8"?>
<book name="name2">
        <otherdetails price="10"/>
</book>

I want to get like this:
<books>
<book name="name2">
        <otherdetails price="10"/>
</book>
</books>

i.e. From this paricular selected node, i want to navigate 
till the root
node and get the output.
I will not know how many more ancestors are there to reach 
the root node.

Can you please help me out for doing the same.

Will changing the approach to

  <xsl:template match="books">
    <xsl:copy>
      <xsl:apply-templates select="@* | book[otherdetails/@price = '10']" />
    </xsl:copy>
  </xsl:template>

  <xsl:template match="@*|node()">
    <xsl:copy>
      <xsl:apply-templates select="@*|node()"/>
    </xsl:copy>
  </xsl:template>

be a suitable solution?

Cheers,

Jarno

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