select="state/@joined" : attribute « XPath « XML Tutorial

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File: Data.xml
<?xml version="1.0" encoding="UTF-8"?>
<?xml-stylesheet href="Transform.xslt" type="text/xsl"?>
<member>
 <state joined="1995">Austria</state>
 <state joined="1950">Belgium</state>
 <state joined="1973">Denmark</state>
 <state joined="1995">Finland</state>
 <state joined="1950">France</state>

</member>


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="member">
    <xsl:text>Number of EU Member States: </xsl:text>
    <xsl:value-of select="count(state)" />
    <xsl:text>&#10;</xsl:text>
    <xsl:apply-templates select="state/@joined">
      <xsl:sort data-type="number" />
    </xsl:apply-templates>
    <xsl:text>&#10;</xsl:text>
  </xsl:template>

  <xsl:template match="state/@joined">
    <xsl:text> - </xsl:text>
    <xsl:apply-templates select=".." />
    <xsl:text> (</xsl:text>
    <xsl:value-of select="." />
    <xsl:text>)&#10;</xsl:text>
  </xsl:template>

</xsl:stylesheet>

Output:

Number of EU Member States: 5
 - Belgium (1950)
 - France (1950)
 - Denmark (1973)
 - Austria (1995)
 - Finland (1995)