Date Field Symbol TableSymbolMeaningExample(s)
G | era designator | G, GG, or GGG GGGG GGGGG |
AD Anno Domini A |
y | year | yy y or yyyy |
96 1996 |
Y | year of "Week of Year" | Y | 1997 |
u | extended year | u | 4601 |
U | cyclic year name, as in Chinese lunar calendar | U | 甲子 |
r | related Gregorian year | r | 1996 |
Q | quarter | Q QQQ QQQQ QQQQQ |
2 02 Q2 2nd quarter 2 |
q | Stand Alone quarter | q qqq qqqq qqqqq |
2 02 Q2 2nd quarter 2 |
M | month in year | M MM MMM MMMM MMMMM |
9 09 Sep September S |
L | Stand Alone month in year | L LL LLL LLLL LLLLL |
9 09 Sep September S |
w | week of year | w ww |
27 27 |
W\ | week of month | W | 2 |
d | day in month | d dd |
2 02 |
D | day of year | D | 189 |
F | day of week in month | F | 2 (2nd Wed in July) |
g | modified julian day | g | 2451334 |
E | day of week | E, EE, or EEE EEEE EEEEE EEEEEE |
Tue Tuesday T Tu |
e | local day of week example: if Monday is 1st day, Tuesday is 2nd ) |
e or ee eee eeee eeeee eeeeee |
2 Tue Tuesday T Tu |
c | Stand Alone local day of week | c or cc ccc cccc ccccc cccccc |
2 Tue Tuesday T Tu |
a | am/pm marker | a | pm |
h | hour in am/pm (1~12) | h hh |
7 07 |
H | hour in day (0~23) | H HH |
0 00 |
k | hour in day (1~24) | k kk |
24 24 |
K | hour in am/pm (0~11) | K KK |
0 00 |
m | minute in hour | m mm |
4 04 |
s | second in minute | s ss |
5 05 |
S | fractional second - truncates (like other time fields) to the count of letters when formatting. Appends zeros if more than 3 letters specified. Truncates at three significant digits when parsing. |
S SS SSS SSSS |
2 23 235 2350 |
A | milliseconds in day | A | 61201235 |
z | Time Zone: specific non-location | z, zz, or zzz zzzz |
PDT Pacific Daylight Time |
Z | Time Zone: ISO8601 basic hms? / RFC 822 Time Zone: long localized GMT (=OOOO) TIme Zone: ISO8601 extended hms? (=XXXXX) |
Z, ZZ, or ZZZ ZZZZ ZZZZZ |
-0800 GMT-08:00 -08:00, -07:52:58, Z |
O | Time Zone: short localized GMT Time Zone: long localized GMT (=ZZZZ) |
O OOOO |
GMT-8 GMT-08:00 |
v | Time Zone: generic non-location (falls back first to VVVV) |
v vvvv |
PT Pacific Time or Los Angeles Time |
V | Time Zone: short time zone ID Time Zone: long time zone ID Time Zone: time zone exemplar city Time Zone: generic location (falls back to OOOO) |
V VV VVV VVVV |
uslax America/Los_Angeles Los Angeles Los Angeles Time |
X | Time Zone: ISO8601 basic hm?, with Z for 0 Time Zone: ISO8601 basic hm, with Z Time Zone: ISO8601 extended hm, with Z Time Zone: ISO8601 basic hms?, with Z Time Zone: ISO8601 extended hms?, with Z |
X XX XXX XXXX XXXXX |
-08, +0530, Z -0800, Z -08:00, Z -0800, -075258, Z -08:00, -07:52:58, Z |
x | Time Zone: ISO8601 basic hm?, without Z for 0 Time Zone: ISO8601 basic hm, without Z Time Zone: ISO8601 extended hm, without Z Time Zone: ISO8601 basic hms?, without Z Time Zone: ISO8601 extended hms?, without Z |
x xx xxx xxxx xxxxx |
-08, +0530 -0800 -08:00 -0800, -075258 -08:00, -07:52:58 |
' | escape for text | ' | (nothing) |
' ' | two single quotes produce one | ' ' | ' |
Format PatternResult
yyyy.MM.dd G 'at' HH:mm:ss zzz |
1996.07.10 AD at 15:08:56 PDT |
EEE, MMM d, ''yy |
Wed, July 10, '96 |
h:mm a |
12:08 PM |
hh 'o''clock' a, zzzz |
12 o'clock PM, Pacific Daylight Time |
K:mm a, z |
0:00 PM, PST |
yyyyy.MMMM.dd GGG hh:mm aaa |
01996.July.10 AD 12:08 PM |
http://userguide.icu-project.org/formatparse/datetime
Formatting Dates and Times - ICU User Guide
Formatting Dates and Times Overview Date and time formatters are used to convert dates and times from their internal representations to textual form and back again in a language-independent manner. The date and time formatters use UDate, which is the inter
userguide.icu-project.org
yyyy.MM.dd hh:mm:ss 2020.01.23 06:39:00
yyyy.MM.dd HH:mm:ss 2020.01.23 18:39:00
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