Dinesh on Java

Categories: JSTL

JSTL fn:substringAfter() Function

The fn:substringAfter() function returns the part of a string after a specified substring.

JSTL SubstringAfter function is used to get the substring of target string. This function takes 2 parameters.

First parameter in JSTL SubstringAfter function is the target String from which you want to derive the substring.

Second parameter in JSTL SubstringAfter function is the substring which breaks the string in to 2 parts and function returns the substring after it.

Syntax:
The fn:substringAfter() function has following syntax:

java.lang.String substringAfter(java.lang.String, java.lang.String)

Example:
Following is the example to explain the functionality of this 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 Functions</title>
</head>
<body>

<c:set var="string1" value="This is first String."/>
<c:set var="string2" value="${fn:substringAfter(string1, 'is')}" />

<p>Final sub string : ${string2}</p>

</body>
</html>

This would produce following result:

Final sub string : is first String.

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Dinesh Rajput

Dinesh Rajput is the chief editor of a website Dineshonjava, a technical blog dedicated to the Spring and Java technologies. It has a series of articles related to Java technologies. Dinesh has been a Spring enthusiast since 2008 and is a Pivotal Certified Spring Professional, an author of a book Spring 5 Design Pattern, and a blogger. He has more than 10 years of experience with different aspects of Spring and Java design and development. His core expertise lies in the latest version of Spring Framework, Spring Boot, Spring Security, creating REST APIs, Microservice Architecture, Reactive Pattern, Spring AOP, Design Patterns, Struts, Hibernate, Web Services, Spring Batch, Cassandra, MongoDB, and Web Application Design and Architecture. He is currently working as a technology manager at a leading product and web development company. He worked as a developer and tech lead at the Bennett, Coleman & Co. Ltd and was the first developer in his previous company, Paytm. Dinesh is passionate about the latest Java technologies and loves to write technical blogs related to it. He is a very active member of the Java and Spring community on different forums. When it comes to the Spring Framework and Java, Dinesh tops the list!