Moment.js Date wrapper class (illustrative example)

Moment.js Date wrapper class Moment.js1 Create Time Object

Moment (); Current time

Moment (new Date (2020, 3, 7)); Date Object creation

Moment (1318781876406); Time Stamp Creation

Moment ("12-25-1995", "mm-dd-yyyy"); Date text + date format

Moment ("12-25-1995", ["mm-dd-yyyy", "YYYY-MM-DD"]);

Moment ([year, month, date, hours, minutes, seconds, milliseconds]); Array creation

Moment.unix (number) Unix time

Date format table

Input	Output
M or MM	Month Number (1-12)
MMM or MMMM	Month Name (in currently language set by ' Moment.lang () ')
D or DD	Day of month
DDD or DDDD	Day of the Year
D, DD, DDD, or dddd	Day of week (Note:these tokens is used to create the date, as there is 4-5 weeks in a month, and it would be imposs Ible to get the date based off the day of the week)
Yy	2 digit year (if greater than, would return 1900 ' s, Else ' s)
YYYY	4 digit Year
A or a	am/pm
H, HH	Hour time
H, or HH	Hour time (use of conjunction with a or a)
M or mm	Minutes
S or SS	Seconds
S	Deciseconds (1/10th of a second)
Ss	Centiseconds (1/100th of a second)
Sss	Milliseconds (1/1000th of a second)
Z or ZZ	Timezone offset as ' +0700 ' or ' +07:30 ' Available in version *1.2.0*

Key	Shorthand
Year	Y
Month	M
Week	W
Day	D
Hour	H
Minutes	M
Seconds	S
Millisecond	Ms

2 Modify Time Object 2.1 plus minus

Moment (). Add (1000) plus milliseconds

Moment (). Add (' Days ', 7) plus 7 day

Moment (). Subtract (' Days ', 7); Minus 7 days

Moment (). Add ({days:-7,months:1}); Plus January, minus 7 days.

2.2 Set Value

Moment (). seconds (30); Year/month/date/day/minutes/seconds method

Moment (). seconds (); Take value

Set head/Tail

Moment (). StartOf (' year '); Set to Jan 1 12:00:00.000 pm this year

Moment (). StartOf (' month '); Set to the first of this month, 12:00:00.000 pm

Moment (). StartOf (' Day '); Set to 12:00:00.000 pm today

Moment (). StartOf (' hour '); Set to now, but with 0 mins, 0 secs, and 0 ms

Moment (). StartOf (' minute '); Set to now, but with 0 seconds and 0 milliseconds

Moment (). StartOf (' second '); Same as Moment (). milliseconds (0);

Moment (). EndOf (' year ');

Moment (). Sod (); Day Head

Moment (). EOD (); The end of the day

3 format output

Moment (). Format ("dddd, MMMM do YYYY, h:mm:ss a");

Token	Output
Month
M	1 2 ... 11 12
Mo	1st 2nd ... 11th 12th
Mm	01 02 ... 11 12
MMM	Jan ... Dec
MMMM	January February ... November December
Day of Month
D	1 2 ... 30 30
Do	1st 2nd ... 30th 31st
Dd	01 02 ... 30 31
Day of the Year
Ddd	1 2 ... 364 365
Dddo	1st 2nd ... 364th 365th
DDDD	001 002 ... 364 365
Day of Week
D	0 1 ... 5 6
Do	0th 1st ... 5th 6th
Ddd	Sun Mon ... Fri Sat
dddd	Sunday Monday ... Friday Saturday
Week of year
W	1 2 ... 52 53
Wo	1st 2nd ... 52nd 53rd
Ww	01 02 ... 52 53
Year
Yy	70 71 ... 29 30
YYYY	1970 1971 ... 2029 2030
am/pm
A	AM PM
A	Am PM
Hour
H	0 1 ... 22 23
HH	00 01 ... 22 23
H	1 2 ... 11 12
hh	01 02 ... 11 12
Minute
M	0 1 ... 58 59
Mm	00 01 ... 58 59
Second
S	0 1 ... 58 59
Ss	00 01 ... 58 59
Timezone
Z or ZZ	EST CST ... MST PST **note:** As of *1.6.0*, the Z/ZZ format tokens has been deprecated. [Read more on it here.] (https://github.com/timrwood/moment/issues/162)
Z	-07:00-06:00 +06:00 +07:00
Zz	-0700-0600. +0600 +0700 Z and ZZ is available in version *1.2.0*
Localized date format
LT	8:30AM PM LT's available in version *1.3.0*
L	07/10/1986
LL	July 10 1986
LLL	July 1986-6:00PM
Llll	Saturday, July 1986-6:00pm L, LL, LLL, Llll is available in version *1.3.0*

4 comparison

var a = Moment ([2007, 0, 29]);

var B = Moment ([2007, 0, 28]);

1. A.diff (b, ' days ')//1

5 Chinese

Moment.lang (' Zh-cn ', {

Months: "January _ February _ March _ April _ May _ June _ July _ August _ September _ October _ November _ December". Split ("_"),

Monthsshort: "January _2 month _3 month _4 month _5 month _6 month _7 month _8 month _9 month _10 month _11 month _12 month". Split ("_"),

Weekdays: "Sunday _ Monday _ Tuesday _ Wednesday _ Thursday _ Friday _ Saturday". Split ("_"),

Weekdaysshort: "Sunday _ Monday _ Tuesday _ Wednesday _ Thursday _ Friday _ Saturday". Split ("_"),

Weekdaysmin: "Day _ one _ two _ three _ four _ five _ Six". Split ("_"),

Longdateformat: {

LT: "Ah point mm",

L: "YYYY year MMMD Day",

LL: "YYYY year MMMD Day",

LLL: "yyyy mmmd Day LT",

LLLL: "yyyy mmmd day Ddddlt",

L: "YYYY year MMMD Day",

LL: "YYYY year MMMD Day",

LLL: "yyyy mmmd Day LT",

LLLL: "yyyy mmmd day DDDDLT"

},

Meridiem:function (hour, minute, islower) {

if (Hour < 9) {

Return "Morning";

} else if (Hour < && minute < 30) {

Return "Morning";

} else if (Hour < && minute < 30) {

Return "Noon";

} else if (Hour < 18) {

return "PM";

} else {

Return "Night";

}

},

Calendar: {

Sameday: ' []lt today ',

NextDay: ' [Tomorrow]lt ',

Nextweek: ' [Down]ddddlt ',

Lastday: ' [Yesterday]lt ',

Lastweek: ' [on]ddddlt ',

Sameelse: ' L '

},

Relativetime: {

Future: "Within%s",

Past: "Before%s",

S: "A few seconds",

M: "1 minutes",

MM: "%d minutes",

H: "1 hours",

HH: "%d hours",

D: "1 days",

DD: "%d days",

M: "1 months",

MM: "%d months",

Y: "1 Years",

YY: "%d Years"

}

});

6 overriding extensions

Moment.months monthsshort weekdays Weekdaysshort weekdaysmin longdateformat relativetime Extended Customization

7 Other

Fragmented API

Clone replication

IsValid Authentication Legal

DaysInMonth days per month

Isdst whether to rest day

Isleapyear Leap Year

Official Document: Http://momentjs.com/docs

SOURCE Download: https://github.com/timrwood/moment/

Moment.js Date wrapper class (illustrative example)