jstl中的日期格式化（转载）

web.xml

<jsp-config>
     <taglib>
    <taglib-uri>http://java.sun.com/jstl/fmt</taglib-uri>
    <taglib-location>/WEB-INF/fmt.tld</taglib-location>
</taglib>

<taglib>
    <taglib-uri>http://java.sun.com/jstl/fmt-rt</taglib-uri>
    <taglib-location>/WEB-INF/fmt-rt.tld</taglib-location>
</taglib>

<taglib>
    <taglib-uri>http://java.sun.com/jstl/core</taglib-uri>
    <taglib-location>/WEB-INF/c.tld</taglib-location>
</taglib>

<taglib>
    <taglib-uri>http://java.sun.com/jstl/core-rt</taglib-uri>
    <taglib-location>/WEB-INF/c-rt.tld</taglib-location>
</taglib>

<taglib>
    <taglib-uri>http://java.sun.com/jstl/sql</taglib-uri>
    <taglib-location>/WEB-INF/sql.tld</taglib-location>
</taglib>

<taglib>
    <taglib-uri>http://java.sun.com/jstl/sql-rt</taglib-uri>
    <taglib-location>/WEB-INF/sql-rt.tld</taglib-location>
</taglib>

<taglib>
    <taglib-uri>http://java.sun.com/jstl/x</taglib-uri>
    <taglib-location>/WEB-INF/x.tld</taglib-location>
</taglib>

<taglib>
    <taglib-uri>http://java.sun.com/jstl/x-rt</taglib-uri>
    <taglib-location>/WEB-INF/x-rt.tld</taglib-location>
</taglib>
  </jsp-config>

<%@ taglib prefix="c" uri="http://java.sun.com/jstl/core" %>
<%@ taglib prefix="fmt" uri="http://java.sun.com/jstl/fmt" %>

新版本的应该是 :  <%@ taglib uri="http://java.sun.com/jsp/jstl/fmt" prefix="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/>