JSP Database Connection JSP Standard Tag Library (JSTL)

JSTL fn:toUpperCase() Function

The fn:toUpperCase() function converts all characters in a string to uppercase.

Syntax

fn:toUpperCase() Function Syntax

${fn:toUpperCase(<string>)}

Example Demonstration

The following example demonstrates the function's functionality:

<%@ 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="I am from w3codebox"/>
<c:set var="string2" value="${fn:toUpperCase(string1)}"　/>
<p>The string is: ${string2}<//p>
</body>
</html>

The running result is as follows:

The string is: I AM FROM w3codebox

JSP Standard Tag Library

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JSTL fn:toUpperCase() Function

Syntax

Example Demonstration