Set Variable by Selecting XML Path : XML Path « JSTL

Set Variable by Selecting XML Path : XML Path « JSTL « Java Tutorial

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Java Tutorial » JSTL » XML Path

24. 33. 3. Set Variable by Selecting XML Path


<%@ taglib uri="http://java.sun.com/jstl/core" prefix="c" %>

<%@ taglib uri="http://java.sun.com/jstl/xml" prefix="x" %>

<html>

  <head>

    <title>Set Examples</title>

  </head>



  <body>

    <c:import var="students" url="students.xml" />



    <x:parse var="doc" xml="${students}" />



    <x:set var="a" select="$doc/students/student/name/first" />



    <x:set var="b"

    select="$doc/students/student[@id=2]/name/first" />



    <x:set var="c"

    select="$doc/students/student[@id=1]/name/first" />



    <table border="1">

      <tr>

        <td>$doc/students/student/name/first</td>



        <td>

          <x:out select="$a" />

        </td>

      </tr>



      <tr>

        <td>$doc/students/student[@id=2]/name/first</td>



        <td>

          <x:out select="$b" />

        </td>

      </tr>



      <tr>

        <td>$doc/students/student[@id=1]/name/first</td>



        <td>

          <x:out select="$c" />

        </td>

      </tr>

    </table>

  </body>

</html>


<?xml version="1.0" encoding="ISO-8859-1"?>

<students>

   <student id="1">

      <name>

         <first>A</first>

         <last>B</last>

         <middle>T</middle>

      </name>

      <grade>

         <points>88</points>

         <letter>B</letter>

      </grade>

   </student>

   <student id="2">

      <name>

         <first>C</first>

         <last>D</last>

         <middle>K</middle>

      </name>

      <grade>

         <points>92</points>

         <letter>A</letter>

      </grade>

   </student>

   <student id="3">

      <name>

         <first>E</first>

         <last>F</last>

         <middle>A</middle>

      </name>

      <grade>

         <points>72</points>

         <letter>C</letter>

      </grade>

   </student>

   

</students>

Download: JSTLSetVariableBySelectingXMLPath.zip( 1,582 k)

24. 33. XML Path
	24. 33. 1.	Output XML with Select Statement
	24. 33. 2.	Use ForEach Loop to Select XML Path
	24. 33. 3.	Set Variable by Selecting XML Path
	24. 33. 4.	Parse XML With XPath Expression
	24. 33. 5.	Parse XML and Path Select
	24. 33. 6.	Use JSTL to output and extract XML element with XPATH

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