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JSTL XML <x:set> Tag

The <x:set> tag is used to set a variable with the value of an XPath expression. It is used to store the result of xml path expression in a scoped variable.

The syntax used for including the <x:set> tag is:

Let's see the simple example to understand the xml <x:set > tag is:

<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<%@ taglib prefix="x" uri="http://java.sun.com/jsp/jstl/xml" %>
<html>
<head>
 <title>x:set Tag</title>
</head>
<body>
<h3>Books Information:</h3>
<c:set var="book">
<books>
<book>
  <name>Three mistakes of my life</name>
  <author>Chetan Bhagat</author>
  <price>200</price>
</book>
<book>
  <name>Tomorrow land</name>
  <author>Brad Bird</author>
  <price>2000</price>
</book>
</books>
</c:set>
<x:parse xml="${book}" var="output"/>
<x:set var="fragment" select="$output/books/book[2]/price"/>
<b>The price of the Tomorrow land book</b>:
<x:out select="$fragment" />
</body>
</html>

Output:

Books Information:

The price of the Tomorrow land book: 2000

JSTL XML Tags3

Next TopicJSTL XML <x:choose>, <x:when>, <x:otherwise> Tags

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