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RE: Sorting on a transformed string?

2002-10-27 05:20:58
The simplest way of doing this in XSLT 1.0 is probably to use a
multi-pass transformation. In the first pass, build a temporary tree
containing the computed sort keys. In the second pass (done using
xx:node-set()), do the sort.

In XSLT 2.0 you can compute the sort key using an xsl:function.

Michael Kay
Software AG
home: Michael(_dot_)H(_dot_)Kay(_at_)ntlworld(_dot_)com
work: Michael(_dot_)Kay(_at_)softwareag(_dot_)com 

-----Original Message-----
From: owner-xsl-list(_at_)lists(_dot_)mulberrytech(_dot_)com 
[mailto:owner-xsl-list(_at_)lists(_dot_)mulberrytech(_dot_)com] On Behalf Of 
Scott Bronson
Sent: 26 October 2002 17:58
To: xsl-list(_at_)lists(_dot_)mulberrytech(_dot_)com
Subject: [xsl] Sorting on a transformed string?


Hello.  A sort problem is stumping me right now.  I've got 
the following
nodes:

    <Member name="CreateInstance">
    <Member name="System.Caption.Insert">
    <Member name="System.Collections.ICollection.Count"

I'd like to sort them by name, without leading namespace:

    Count, CreateInstance, Insert

Then I'd like to output them, WITH the namespace:

    System.Collections.ICollection.Count
    CreateInstance
    System.Caption.Insert

Normally, I use leaf-name (below) to trim the namespace.  
However, I suspect it's impossible to get sort to use a named 
template, and I haven't figured out any other way of figuring 
out the leaf name.

Is possible to sort on the leaf name?  Is it possible in XML 1.0?  :)

Thank you!

    - Scott



<xsl:template name="leaf-name">
  <xsl:param name="string"/>
  <xsl:choose>
    <xsl:when test="substring-after($string,'.')">
      <xsl:call-template name="leaf-name">
        <xsl:with-param name="string" 
select="substring-after($string,'.')"/>
      </xsl:call-template>
    </xsl:when>
    <xsl:otherwise>
      <xsl:value-of select="$string"/>
    </xsl:otherwise>
  </xsl:choose>
</xsl:template>




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