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The fn:escapeXml() function ignores characters used for XML tags.
The syntax of the fn:escapeXml() function is as follows:
${fn:escapeXml(<text to be escaped>)}The following examples demonstrate the functionality of this function:
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>
<%@ taglib uri="http://java.sun.com/jsp/jstl/functions" prefix="fn" %>
<html>
<head>
<title>Using JSTL Functions</title>
</head>
<body>
<c:set var="string1" value="This is first String."/>
<c:set var="string2" value="This <abc>is second String.</abc>"/>
<p>Use escapeXml() function:</p>
<p>string (1) : ${fn:escapeXml(string1}/p>
<p>string (2) : ${fn:escapeXml(string2}/p>
<p>Do not use escapeXml() function:</p>
<p>string (1) : ${string1}/p>
<p>string (2) : ${string2}/p>
</body>
</html>The running results are as follows:
Use escapeXml() function: string (1) : This is first String. string (2) : This <abc>is second String.</abc> Do not use escapeXml() function: string (1) : This is first String. string (2) : This is second String.