for-each-group select="current-group() except ."


<?xml version="1.0"?>
<xsl:stylesheet version="2.0"
  xmlns:xsl="http://www.w3.org/1999/XSL/Transform">

  <xsl:output method="xml" indent="yes" />

  <xsl:template match="body">
    <xsl:copy>
      <xsl:for-each-group select="*" group-starting-with="h1">
        <xsl:apply-templates select="." mode="group" />
      </xsl:for-each-group>
    </xsl:copy>
  </xsl:template>

  <xsl:template match="h1" mode="group">
    <div>
      <head>
        <xsl:value-of select="." />
      </head>
      <xsl:for-each-group select="current-group() except ."
        group-starting-with="h2">
        <xsl:apply-templates select="." mode="group" />
      </xsl:for-each-group>
    </div>
  </xsl:template>

  <xsl:template match="h2" mode="group">
    <div>
      <head>
        <xsl:value-of select="." />
      </head>
      <xsl:for-each-group select="current-group() except ."
        group-starting-with="h3">
        <xsl:apply-templates select="." mode="group" />
      </xsl:for-each-group>
    </div>
  </xsl:template>

  <xsl:template match="h3" mode="group">
    <div>
      <head>
        <xsl:value-of select="." />
      </head>
      <xsl:copy-of select="current-group() except ." />
    </div>
  </xsl:template>

  <xsl:template match="p" mode="group">
    <xsl:copy-of select="current-group()" />
  </xsl:template>


</xsl:stylesheet>

Output:

<?xml version="1.0" encoding="UTF-8"?>
  A
  B
  C
  D
  E
  F
  G
  H
  I
  J
  K
  L

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5.	Multi-level
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7.	for-each-group select="html/body/*" group-adjacent

for-each-group select="current-group() except ." : for each group « XSLT stylesheet « XML

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