At 2013-07-31 08:30 -0400, Rick Quatro wrote:
I have a series of nested steps that I want to reverse sort at each level.
Here is what I am starting with:
...
This is what I want to get:
...
My steps could be nested up to five levels, so I tried to call a template
recursively, but it is not giving me exactly what I want.
When I think of recursion, I try to think of how applying templates
would work ... and the end result is really quite compact.
I hope the code below helps.
. . . . . . . Ken
T:\ftemp>type rick.xml
<?xml version="1.0"?>
<steps>
<step>A
<step>(1)</step>
<step>(2)
<step>(a)</step>
<step>(b)</step>
<step>(c)</step>
</step>
<step>(3)</step>
</step>
<step>B</step>
<step>C</step>
</steps>
T:\ftemp>xslt rick.xml rick.xsl
<?xml version="1.0" encoding="utf-8"?>
<steps>
<step>C</step>
<step>B</step>
<step>A
<step>(3)</step>
<step>(2)
<step>(c)</step>
<step>(b)</step>
<step>(a)</step>
</step>
<step>(1)</step>
</step>
</steps>
T:\ftemp>type rick.xsl
<?xml version="1.0" encoding="UTF-8"?>
<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform";
version="1.0">
<xsl:output indent="yes"/>
<xsl:template match="steps | step">
<xsl:copy>
<xsl:apply-templates select="text()[normalize-space()]"/>
<xsl:apply-templates select="step">
<xsl:sort select="position()" order="descending"/>
</xsl:apply-templates>
</xsl:copy>
</xsl:template>
</xsl:stylesheet>
T:\ftemp>
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