JSTL Function fn:split()

The JSTL Function <fn:split()> is the string function. This function is used to split or separate the string with specified delimiter(separator). JSTL Function <fn:split()> helps to split or separate a specified string into an array of substring.

Syntax of JSTL Function <fn:split()>

java.lang.String[] split(java.lang.String, java.lang.String)

Example of JSTL Function <fn:split()>

<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
    pageEncoding="ISO-8859-1"%>
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%>
<%@ taglib uri="http://java.sun.com/jsp/jstl/functions" prefix="fn"%>
<html>
  <head>
    <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
    <title>fn:split Demo</title>
  </head>
  <body>
    <h1>Example of Function fn:split()</h1>
    <c:set var="name" value="welcome-to-JavaBeat" />
    <c:set var="splitName" value="${fn:split(name,'-')}" />
    <c:set var="joinedName" value="${fn:join(splitName,' ')}" />
    <p>Name before split: <br><br><b>${name}</b></p>
    <p>Name after split: <br><br><b>${joinedName}</b></p>
  </body>
</html>

Details of the Code

  • <c:set var=”name”> tag is used to set the variable name which we want to display in the output.
  • < c:set var=”splitName” value=”${fn:split(name,’-‘)}”> this line of code used to display the name separated by a specified separator.
  • Name before split: ${name} this line of code displays the name before it split.
  • after split:joinedName} this line of code displays the name after splitting.

Steps for Execution

  • Click on the jsp File
  • Right click on mouse and select run as ->click run on server
  • The simple way for execute the program on eclipse is to use Ctrl+F11 key then click on select your browser option and click on finish

Output

When the execution process completed successfully we will get the output on eclipse browse as follows:
output of jstl function fn split

Previous Tutorial :  JSTL Function fn:join()  :: Next Tutorial : JSTL Function fn:startsWith()

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He is Founder and Chief Editor of JavaBeat. He has more than 8+ years of experience on developing Web applications. He writes about Spring, DOJO, JSF, Hibernate and many other emerging technologies in this blog.

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