JSTL <fmt:requestEncoding> 标签作用与 request.setCharacterEncoding("charsetName") 相同,用于设置请求数据的字符编码。
JSP <fmt:requestEncoding> 标签语法如下:
- <fmt:requestEncoding value="charsetName">
其中,value 用来指定字符编码。
下面为 <fmt:requestEncoding> 标签的简单实例。
login.jsp 代码如下:
- <%@ page language="java" contentType="text/html; charset=UTF-8"
- pageEncoding="UTF-8a"%>
- <%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%>
- <%@ taglib uri="http://java.sun.com/jsp/jstl/fmt" prefix="fmt"%>
- <!DOCTYPE html>
- <html>
- <head>
- <title>城东书院(www.cdsy.xyz)</title>
- </head>
- <body>
- <body>
- <form action="index.jsp" method="post">
- 关键字:<input name="key" /> <br /> <br />
- <input type="submit">
- </form>
- </body>
- </html>
index.jsp 代码如下:
- <%@ 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/fmt" prefix="fmt"%>
- <!DOCTYPE html>
- <html>
- <head>
- <title>城东书院(www.cdsy.xyz)</title>
- </head>
- <body>
- <body>
- <fmt:requestEncoding value="UTF-8" />
- <c:out value="${param.key}"></c:out>
- </body>
- </html>
运行结果如下: