Mega Code Archive
For-each-group select=htmlbody group-adjacent
<![CDATA[
File: Data.xml
<?xml version="1.0"?>
<html>
<body>
<h2>S</h2>
<p class="item">D <code>key</code> </p>
<p class="item">S</p>
<p class="note">T</p>
<p class="note">M</p>
<p class="note">X</p>
<p class="item">F</p>
<h2>Steps for grouping in XSLT 2.0</h2>
<p class="item">A</p>
<p class="item">B</p>
<p class="note">C</p>
<p class="item">D</p>
</body>
</html>
File: Transform.xslt
<?xml version="1.0"?>
<xsl:stylesheet version="2.0"
xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:output method="html" include-content-type="no"/>
<xsl:template match="/">
<xsl:for-each-group select="html/body/*"
group-adjacent="if (self::p[@class='item']) then 1
else if (self::p[@class='note']) then 2
else 3">
<xsl:choose>
<xsl:when test="current-grouping-key() = 1">
<ul>
<xsl:for-each select="current-group()">
<li>
<xsl:copy-of select="@*[not(name()='class')]"/>
<xsl:apply-templates select="*|text()"/>
</li>
</xsl:for-each>
</ul>
</xsl:when>
<xsl:when test="current-grouping-key() = 2">
<xsl:variable name="starting-point">
<xsl:number count="p[@class='note']" level="any" format="1"/>
</xsl:variable>
<p>
<xsl:value-of
select="if (count(current-group()) gt 1)
then 'Notes'
else 'Note'"/>
</p>
<ol start="{$starting-point}">
<xsl:for-each select="current-group()">
<li>
<xsl:copy-of select="@*[not(name()='class')]"/>
<xsl:apply-templates select="*|text()"/>
</li>
</xsl:for-each>
</ol>
</xsl:when>
<xsl:otherwise>
<xsl:for-each select="current-group()">
<xsl:apply-templates select="."/>
</xsl:for-each>
</xsl:otherwise>
</xsl:choose>
</xsl:for-each-group>
</xsl:template>
<xsl:template match="*">
<xsl:copy>
<xsl:copy-of select="@*"/>
<xsl:apply-templates/>
</xsl:copy>
</xsl:template>
</xsl:stylesheet>
Output:
<h2>S</h2>
<ul>
<li>D <code>key</code>
</li>
<li>S</li>
</ul>
<p>Notes</p>
<ol start="1">
<li>T</li>
<li>M</li>
<li>X</li>
</ol>
<ul>
<li>F</li>
</ul>
<h2>Steps for grouping in XSLT 2.0</h2>
<ul>
<li>A</li>
<li>B</li>
</ul>
<p>Note</p>
<ol start="4">
<li>C</li>
</ol>
<ul>
<li>D</li>
</ul>
]]>