number level="any" count="section | element" format="1. " : number « XSLT stylesheet « XML Tutorial

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2. XSLT stylesheet
3. number

File: Data.xml

<?xml version="1.0"?>

<outline>
 <section title="US coin denominations">
  <element>cent</element>
  <element>nickel</element>
  <element>dime</element>
  <element>quarter</element>
  <element>half dollar</element>
  <element>dollar</element>
 </section>
</outline>

File: Transform.xslt

<?xml version="1.0" encoding="UTF-8"?>
<xsl:stylesheet version="1.0"
  xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
  <xsl:output method="text" />

  <xsl:template match="outline">
    <xsl:for-each select="section|//element">
      <xsl:number level="any" count="section | element" format="1. " />
      <xsl:value-of select="@title | text()" />
      <xsl:text>&#10;</xsl:text>
    </xsl:for-each>
  </xsl:template>

</xsl:stylesheet>

Output:

1. US coin denominations
2. cent
3. nickel
4. dime
5. quarter
6. half dollar
7. dollar