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Java

Java SimpleDateFormat 패턴

by Dokon Jang 2018. 3. 27.
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SimpleDateFormat의 패턴 사용 방법입니다.

//사용예제

SimpleDateFormat sdf = new SimpleDateFormat("yyyyMMdd");

String format = sdf.format(Calendar.getInstance().getTime()); // 20180328



sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss.SSS");

format = sdf.format(Calendar.getInstance().getTime()); // 2018-03-28 11:30:59.987
 

 

Letter Date or Time Component Presentation Examples
G Era designator Text AD
y Year Year 199696
Y Week year Year 200909
M Month in year Month JulyJul07
w Week in year Number 27
W Week in month Number 2
D Day in year Number 189
d Day in month Number 10
F Day of week in month Number 2
E Day name in week Text TuesdayTue
u Day number of week (1 = Monday, ..., 7 = Sunday) Number 1
a Am/pm marker Text PM
H Hour in day (0-23) Number 0
k Hour in day (1-24) Number 24
K Hour in am/pm (0-11) Number 0
h Hour in am/pm (1-12) Number 12
m Minute in hour Number 30
s Second in minute Number 55
S Millisecond Number 978
z Time zone General time zone Pacific Standard TimePSTGMT-08:00
Z Time zone RFC 822 time zone -0800
X Time zone ISO 8601 time zone -08-0800-08:00

 

 

 

 

 

 

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