Count node : count « XSLT stylesheet « XML Tutorial

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XML Tutorial » XSLT stylesheet » count 
5. 10. 4. Count node
File: Data.xml
<?xml version="1.0"?>
<?xml-stylesheet type="application/xml" href="Transform.xslt"?>
<people>
  <person born="2008" died="2008" id="1">
    <name>
      <first_name>A</first_name>
      <last_name>B</last_name>
    </name>
    <profession>A</profession>
    <profession>B</profession>
    <profession>C</profession>
  </person>

  <person born="2007" died="2007" id="2">
    <name>
      <first_name>D</first_name>
      <middle_initial>E</middle_initial>
      <last_name>F</last_name>
    </name>
    <profession>G</profession>
    <hobby>H</hobby>
  </person>

</people>

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

  <xsl:template match="people">
    <xsl:apply-templates select="person"/>
  </xsl:template>

  <xsl:template match="person">
    Person <xsl:value-of select="position()"/> 
    of <xsl:value-of select="count(//person)"/>:
    <xsl:value-of select="name"/>
  </xsl:template>

</xsl:stylesheet>

Output:

<?xml version="1.0" encoding="UTF-8"?>
    Person 
    of 2:
    
      A
      B
    
    Person 
    of 2:
    
      D
      E
      F
5. 10. count
5. 10. 1. count()- Takes a node-set argument and returns a value equal to the number of nodes in the node-set
5. 10. 2. Use count function in math calculation
5. 10. 3. Count matches
5. 10. 4. Count node
5. 10. 5. count elements which occured in XML source
5. 10. 6. The count function returns the number of nodes in the argument node-set.
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