<fmt:timeZone/>显示全球时间

<%@ page language="java" contentType="text/html; charset=UTF-8"%>
<jsp:directive.page import="java.util.TimeZone"/>
<jsp:directive.page import="java.util.Map"/>
<jsp:directive.page import="java.util.HashMap"/>
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%>
<%@ taglib uri="http://java.sun.com/jsp/jstl/fmt" prefix="fmt"%>
<!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=UTF-8">
<title>Insert title here</title>
<style type="text/css">
table, td, tr {font-size: 12px; }
table {
border-collapse: collapse;
border: 1px solid #000000;
}
td, th {
border: 1px solid #000000;
padding: 2px;
padding-left: 10px;
padding-right: 10px;
}
.title {
background: #EEEEEE;
}
.title td {
text-align: center;
}
</style>
</head>
<body>

<%
Map<String, TimeZone> hashMap = new HashMap<String, TimeZone>();

for(String ID : TimeZone.getAvailableIDs()){
hashMap.put(ID, TimeZone.getTimeZone(ID));
}

request.setAttribute("timeZoneIds", TimeZone.getAvailableIDs());
request.setAttribute("timeZone", hashMap);
%>

<jsp:useBean id="date" class="java.util.Date"></jsp:useBean>

<fmt:setLocale value="zh_CN" />

现在时刻:<%= TimeZone.getDefault().getDisplayName() %>
<fmt:formatDate value="${ date }" type="both" /> <br/>

<table>
<tr>
<th>时区ID</th>
<th>时区</th>
<th>现在时间</th>
<th>时差</th>
</tr>

<c:forEach var="ID" items="${ timeZoneIds }" varStatus="status">
<tr>
<td>${ ID }</td>
<td>${ timeZone[ID].displayName }</td>
<td><!-- timeZone标签进队标签内部的代码有效 -->
<fmt:timeZone value="${ ID }" >
<fmt:formatDate value="${ date }" type="both" timeZone="${ ID }"/>
</fmt:timeZone>
</td>
<td>${ timeZone[ID].rawOffset / 60 / 60 / 1000 }</td>
</tr>
</c:forEach>
</table>

</body>
</html>

原文地址:https://www.cnblogs.com/Nickzerui/p/4546788.html