fn:toUpperCase() JSTL Function

fn:toUpperCase() JSTL Function Example explains about How To Use fn:toUpperCase() JSTL Function.

Consider an example where you need to convert a string into capital / uppercase using JSTL function

fn:toUpperCase() function will helps to Convert all the characters of a string to uppercase (Capitalize) letters.

java.lang.String toUpperCase(java.lang.String)

You can see the below example, which is demonstrating fn:toUpperCase() JSTL Function

Required Libraries

You need to download

  1. Tomcat 7
  2. JSTL 1.2

Following jar must be in classpath

  1. jstl-1.2.jar

fn:toUpperCase() Example

<%@ 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>JSTL fn:toUpperCase</title>
</head>
<body>

<%
    // you can also set the values into request scope same as using c:set
    // request.setAttribute("str", "This is a TEST String");
%>

    <c:set var="str" value="This is a TEST String" />
    ${fn:toUpperCase(str)}

</body>
</html>
Output
THIS IS A TEST STRING

 






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