JSTL fn: replace () function
fn: replace () function to string all the specified substring is replaced with another string.
grammar
fn: () syntax replace function is as follows:
${fn:replace(<原始字符串>, <被替换的字符串>, <要替换的字符串>)}
Examples Demo
The following examples demonstrate the capabilities of this function:
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>
<%@ taglib uri="http://java.sun.com/jsp/jstl/functions" prefix="fn" %>
<html>
<head>
<title>使用 JSTL 函数</title>
</head>
<body>
<c:set var="string1" value="I am from google"/>
<c:set var="string2" value="${fn:replace(string1,
'google', 'w3big')}" />
<p>替换后的字符串 : ${string2}</p>
</body>
</html>
Results are as follows ::
替换后的字符串 : I am from w3big