<fmt:formatDate>标记用于在各种不同的方式来格式化日期
属性:
<fmt:formatDate>标签具有以下属性：
| 属性 | 描述 | 必需 | 默认值 |
|---|---|---|---|
| value | 要显示的日期值 | Yes | None |
| type | DATE, TIME, or BOTH | No | date |
| dateStyle | FULL, LONG, MEDIUM, SHORT, or DEFAULT | No | default |
| timeStyle | FULL, LONG, MEDIUM, SHORT, or DEFAULT | No | default |
| pattern | Custom formatting pattern | No | None |
| timeZone | Time zone of the displayed date | No | Default time zone |
| var | Name of the variable to store the formatted date | No | Print to page |
| scope | Scope of the variable to store the formatted date | No | page |
pattern属性来指定更精确的处理日期：
| Code | Purpose | Sample |
|---|---|---|
|
G |
The era designator |
AD |
|
y |
The year |
2002 |
|
M |
The month |
April & 04 |
|
d |
The day of the month |
20 |
|
h |
The hour(12-hour time) |
12 |
|
H |
The hour(24-hour time) |
0 |
|
m |
The minute |
45 |
|
s |
The second |
52 |
|
S |
The millisecond |
970 |
|
E |
The day of the week |
Tuesday |
|
D |
The day of the year |
180 |
|
F |
The day of the week in the month |
2 (2nd Wed in month) |
|
w |
The week in the year |
27 |
|
W |
The week in the month |
2 |
|
a |
The a.m./p.m. indicator |
PM |
|
k |
The hour(12-hour time) |
24 |
|
K |
The hour(24-hour time) |
0 |
|
z |
The time zone |
Central Standard Time |
|
' |
The escape for text |
|
|
'' |
The single quote |
例子:
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %> <%@ taglib prefix="fmt" uri="http://java.sun.com/jsp/jstl/fmt" %> <html> <head> <title>JSTL fmt:dateNumber Tag - www.yiibai.com</title> </head> <body> <h3>Number Format:</h3> <c:set var="now" value="<%=new java.util.Date()%>" /> <p>Formatted Date (1): <fmt:formatDate type="time" value="${now}" /></p> <p>Formatted Date (2): <fmt:formatDate type="date" value="${now}" /></p> <p>Formatted Date (3): <fmt:formatDate type="both" value="${now}" /></p> <p>Formatted Date (4): <fmt:formatDate type="both" dateStyle="short" timeStyle="short" value="${now}" /></p> <p>Formatted Date (5): <fmt:formatDate type="both" dateStyle="medium" timeStyle="medium" value="${now}" /></p> <p>Formatted Date (6): <fmt:formatDate type="both" dateStyle="long" timeStyle="long" value="${now}" /></p> <p>Formatted Date (7): <fmt:formatDate pattern="yyyy-MM-dd" value="${now}" /></p> </body> </html>
这将产生以下结果：
Date Format:
Formatted Date (1): 14:27:18
Formatted Date (2): 23-Sep-2010
Formatted Date (3): 23-Sep-2010 14:27:18
Formatted Date (4): 23/09/10 14:27
Formatted Date (5): 23-Sep-2010 14:27:18
Formatted Date (6): 23 September 2010 14:27:18 GST
Formatted Date (7): 2010-09-23