JSTL fn:substring() Function

by Online Tutorials Library July 22, 2022

JSTL fn:substring() Function

The fn:substring() function returns the subset of a string. It is used to return the substring of given input string according to specified start and end position.

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

start: It is starting position of substring
end: It is end position of substring
inputstring: It is string from which a substring needed to be taken
Return type of the function: String

Let’s see the simple example to understand the functionality of fn:substring() function:

<%@ taglib uri=”http://java.sun.com/jsp/jstl/core” prefix=”c” %> <%@ taglib uri=”http://java.sun.com/jsp/jstl/functions” prefix=”fn” %>   <title>Using JSTL Function </title>    ${fn:substring(string, 5, 17)}   

Output:

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