JSTL fmt 格式化时间

心已赠人 2022-05-31 14:14 229阅读 0赞

<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>
 <%@ taglib uri="http://java.sun.com/jsp/jstl/fmt" prefix="fmt" %>
 <%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>
 <html>
 <head>
 <title>My JSP 'fmt.jsp' starting page</title>
 </head>
 
 <body>
 <c:set var="salary" value="3540.2301"/>
 <c:set var="total" value="56225.2301"/>
 <fmt:setLocale value="en_US"/>
 currency:<fmt:formatNumber value="${salary}" type="currency" currencyCode="USD"/> 
 percent:<fmt:formatNumber value="${salary/total}" type="percent" maxFractionDigits="4"/> 
 <hr>
 <jsp:useBean id="now" class="java.util.Date"></jsp:useBean>
 <fmt:setLocale value="zh_CN"/>
 full--><fmt:formatDate value="${now}" type="both" dateStyle="full" timeStyle="full"/> 
 long--><fmt:formatDate value="${now}" type="both" dateStyle="long" timeStyle="long"/> 
 medium--><fmt:formatDate value="${now}" type="both" dateStyle="medium" timeStyle="medium"/> 
 default--><fmt:formatDate value="${now}" type="both" dateStyle="default" timeStyle="default"/> 
 short--><fmt:formatDate value="${now}" type="both" dateStyle="short" timeStyle="short"/> 
 </body>
 </html>

今天是:<fmt:formatDate value="$\{now\}" pattern="G yyyy年MM月dd日 E"/> 
现在是:<fmt:formatDate value="$\{now\}" pattern="a HH:mm:ss.S z"/> 
结果: 
今天是:公元 2007年10月19日 星期五 
现在是:下午 20:04:11.484 CST

<%@ taglib prefix="c" uri="http://java.sun.com/jstl/core" %> 
<%@ taglib prefix="fmt" uri="http://java.sun.com/jstl/fmt" %> 
 
<fmt:parseDate value="$\{param.date\}" var="date" pattern="yyyy/MM/dd:HH:mm:ss> 
<fmt:parseDate value="$\{param.isoDate\}" var="isoDate" pattern="yyyyMMdd'T'HHmmss"> 
 
The input parameters must match the patterns, or the JSP will thrown an exception. This page does no error handling.  
 
Input parameters: 
Date: 2004/04/01:13:30:00 Java format: Thu Apr 01 13:30:00 CST 2004 
isoDate: 20040531T235959 Java format: Mon May 31 23:59:59 CDT 2004 
 
Dates 
Tag Output  
Attribute: value; required. Tag has no body.  
<fmt:formatDate value="$\{date\}" type="both"/> 
 
2004-4-1 13:30:00  
<fmt:formatDate value="$\{isoDate\}" type="both"/> 
 
2004-5-31 23:59:59  
Attribute: type; optional. Indicates what to print: date, time, or both.  
<fmt:formatDate value="$\{date\}" type="date"/> 
 
2004-4-1  
<fmt:formatDate value="$\{isoDate\}" type="time"/> 
 
23:59:59  
Attribute: dateStyle; optional. Varies the date format.  
<fmt:formatDate value="$\{isoDate\}" type="date" dateStyle="default"/> 
 
2004-5-31  
<fmt:formatDate value="$\{isoDate\}" type="date" dateStyle="short"/> 
 
04-5-31  
<fmt:formatDate value="$\{isoDate\}" type="date" dateStyle="medium"/> 
 
2004-5-31  
<fmt:formatDate value="$\{isoDate\}" type="date" dateStyle="long"/> 
 
2004年5月31日  
<fmt:formatDate value="$\{isoDate\}" type="date" dateStyle="full"/> 
 
2004年5月31日 星期一  
Attribute: timeStyle; optional. Varies the time format.  
<fmt:formatDate value="$\{isoDate\}" type="time" timeStyle="default"/> 
 
23:59:59  
<fmt:formatDate value="$\{isoDate\}" type="time" timeStyle="short"/> 
 
下午11:59  
<fmt:formatDate value="$\{isoDate\}" type="time" timeStyle="medium"/> 
 
23:59:59  
<fmt:formatDate value="$\{isoDate\}" type="time" timeStyle="long"/> 
 
下午11时59分59秒  
<fmt:formatDate value="$\{isoDate\}" type="time" timeStyle="full"/> 
 
下午11时59分59秒 CDT  
Attribute: pattern; optional. Inidcates date/time custom patterns.  
<fmt:formatDate value="$\{date\}" type="both" pattern="EEEE, MMMM d, yyyy HH:mm:ss Z"/> 
 
星期四, 四月 1, 2004 13:30:00 -0600  
<fmt:formatDate value="$\{isoDate\}" type="both" pattern="d MMM yy, h:m:s a zzzz/>

<fmt:formatDate value="$\{这里可以放日期和字符串\}" pattern="yyyy年MM月dd日"/>

转载于 [https://www.cnblogs.com/azhqiang/p/5249933.html][https_www.cnblogs.com_azhqiang_p_5249933.html]

[https_www.cnblogs.com_azhqiang_p_5249933.html]: https://www.cnblogs.com/azhqiang/p/5249933.html