时间格式化字母表

young 611 2022-09-06
字母 含义 类型 表现形式
G era text AD; Anno Domini; A
y year 2004; 04
M/L 年中的月份 number 7; 07; Jul; July; J
w 年中的周数 number 27
W 月中的周数 number 4
D 年中的天数 number 189
d 月中的天数 number 10
F 月中的星期 number 3
E 星期中的天数 text Tue; Tuesday; T
a AM/PM标记 text AM; PM
H 一天中的小时数(0-23) number 0
h AM/PM中的小时数(1-12) number 12
k 一天中的小时数(1-24) number 1
K AM/PM中的小时数(0-11) number 0
m 小时中的分钟数 number 30
s 分钟中的秒数 number 55
S 毫秒数 fraction 978
z 时区 zone-name Pacific Standard Time; PST
Z 时区 offset-Z +0000; -0800; -08:00;

附:

JDK8中DateTimeFormat上的注释表

All letters ‘A’ to ‘Z’ and ‘a’ to ‘z’ are reserved as pattern letters. The following pattern letters are defined:

Symbol Meaning Presentation Examples
G era text AD; Anno Domini; A
u year year 2004; 04
y year-of-era year 2004; 04
D day-of-year number 189
M/L month-of-year number/text 7; 07; Jul; July; J
Q/q quarter-of-year number/text 3; 03; Q3; 3rd quarter
Y week-based-year year 1996; 96
w week-of-week-based-year number 27
W week-of-month number 4
E day-of-week text Tue; Tuesday; T
e/c localized day-of-week number/text
F week-of-month number 3
a am-pm-of-day text PM
h clock-hour-of-am-pm (1-12) number
K hour-of-am-pm (0-11) number
k clock-hour-of-am-pm (1-24) number
H hour-of-day (0-23) number
m minute-of-hour number 30
s second-of-minute number 55
S fraction-of-second fraction 978
A milli-of-day number 1234
n nano-of-second number 987654321
N nano-of-day number 1234000000
V time-zone ID zone-id America/Los_Angeles; Z; -08:30
z time-zone name zone-name Pacific Standard Time; PST
O localized zone-offset offset-O GMT+8; GMT+08:00; UTC-08:00;
X zone-offset ‘Z’ for zero offset-X Z; -08; -0830; -08:30; -083015; -08:30:15;
x zone-offset offset-x +0000; -08 ;-0830; -08:30; -083015; -08:30:15;
Z zone-offset offset-Z +0000; -0800; -08:00;
p pad next pad modifier 1
escape for text delimiter
‘’ single quote literal
[ optional section start
] optional section end
# reserved for future-use
{ reserved for future-use
} reserved for future-use