JSTL fn:replace() Function

The fn:replace() function replaces all the occurrence of a string with another string sequence. It search in an input string and replace it with the provided string.

The syntax used for including the fn:replace() function is:

It searches the search_for string in the input and replaces it with replace_with string. In function three strings argument is used whose return type is also string.

Note: It performs case sensitive processing.

Let's see the simple example to understand the functionality of fn:replace() function:

<%@ 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 Function </title>
</head>
<body>
<c:set var="author" value="Ramesh Kumar"/>
<c:set var="string" value="pqr xyz abc PQR"/>
${fn:replace(author, "Ramesh", "Suresh")}
${fn:replace(string, "pqr", "hello")}
</body>
</html>

Output: