sort with current-grouping-key() function : Sort « XSLT stylesheet « XML






  1. XML
  2. XSLT stylesheet
  3. Sort

sort with current-grouping-key() function


File: Data.xml

<?xml version="1.0" encoding="utf-8"?>
<employees>
  <employee>
    <FirstName>A</FirstName>
    <LastName>B</LastName>
    <Country>USA</Country>
  </employee>
  <employee>
    <FirstName>C</FirstName>
    <LastName>D</LastName>
    <Country>UK</Country>
  </employee>

</employees>


File: Transform.xslt

<?xml version="1.0" encoding="utf-8"?>
<xsl:stylesheet version="2.0"
  xmlns:xsl="http://www.w3.org/1999/XSL/Transform">

  <xsl:template match="/">
    <html>
      <body>
        <h3>header 3</h3>
        <xsl:for-each-group select="employees/employee"
          group-by="Country">
          <xsl:sort select="current-grouping-key()" />
          <paragraph>
            :
            <b>
              <xsl:value-of
                select="current-grouping-key()" />
            </b>
            <ul>
              <xsl:apply-templates
                select="current-group()">
                <xsl:sort select="LastName" />
              </xsl:apply-templates>
            </ul>
          </paragraph>
        </xsl:for-each-group>
      </body>
    </html>
  </xsl:template>

  <xsl:template match="employee">
    <li>
      <xsl:value-of select="LastName" />
      ,
      <xsl:value-of select="FirstName" />
    </li>
  </xsl:template>
</xsl:stylesheet>

Output:

<html>
   <body>
      <h3>header 3</h3>
      <paragraph>
                     :
                     <b>UK</b><ul>
            <li>D
                     ,
                     C
            </li>
         </ul>
      </paragraph>
      <paragraph>
                     :
                     <b>USA</b><ul>
            <li>B
                     ,
                     A
            </li>
         </ul>
      </paragraph>
   </body>
</html>








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