JSTL Replace function is used to replace the string with another string.
This function replaces a string with the other string. It replaces all occurrences of a string.
Syntax:
The fn:replace () function has following syntax:
boolean replace(java.lang.String, java.lang.String, java.lang.String)
JSTL Replace Function Example-
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"> <title>JSTL Replace Function Example</title> </head> <body> <c:out value="${fn:replace('Hello Dinesh','Dinesh','Rajput')}"></c:out> </body> </html>
Output: Hello Rajput
As you can see above, JSTL Replace function takes 3 parameters.
First parameter in JSTL replace function is the string which needs to be modified.
Second parameter in JSTL replace function is the target substring which needs to be replaced by .
Third parameter in JSTL replace function is the string which needs to be inserted inplace of second parameter.