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Date Formatting Using SimpleDateFormat
SimpleDateFormat is a concrete class for formatting and parsing dates in a locale-sensitive manner. SimpleDateFormat allows you to start by choosing any user-defined patterns for date-time formatting.
Example
import java.util.*; import java.text.*; public class DateDemo { public static void main(String args[]) { Date dNow = new Date( ); SimpleDateFormat ft = new SimpleDateFormat ("E yyyy.MM.dd 'at' hh:mm:ss a zzz"); System.out.println("Current Date: " + ft.format(dNow)); } }
This will produce the following result −
Output
Current Date: Sun 2004.07.18 at 04:14:09 PM PDT
Simple DateFormat Format Codes
To specify the time format, use a time pattern string. In this pattern, all ASCII letters are reserved as pattern letters, which are defined as the following
Character | Description | Example |
---|---|---|
G | Era designator | AD |
y | Year in four digits | 2001 |
M | Month in year | July or 07 |
d | Day in month | 10 |
h | An hour in A.M./P.M. (1~12) | 12 |
H | An hour in a day (0~23) | 22 |
m | Minute in hour | 30 |
s | Second in minute | 55 |
S | Millisecond | 234 |
E | Day in week | Tuesday |
D | Day in year | 360 |
F | Day of week in the month | 2 (second Wed. in July) |
w | Week in year | 40 |
W | Week in month | 1 |
a | A.M./P.M. marker | PM |
k | An hour in a day (1~24) | 24 |
K | Hour in A.M./P.M. (0~11) | 10 |
z | Time zone | Eastern Standard Time |
' | Escape for text | Delimiter |
" | Single quote | ` |
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