AdvancedFormat

AdvancedFormat extends dayjs().format API to supply more format options.

var advancedFormat = require('dayjs/plugin/advancedFormat');
// import advancedFormat from 'dayjs/plugin/advancedFormat' // ES 2015

dayjs.extend(advancedFormat);

dayjs().format('Q Do k kk X x');

Note: some of the format options like z and zzz in the table below require additional plugins.

List of added formats:

Format	Output	Description
Q	1-4	Quarter
Do	1st 2nd ... 31st	Day of Month with ordinal
k	1-24	The hour, beginning at 1
kk	01-24	The hour, 2-digits, beginning at 1
X	1360013296	Unix Timestamp in second
x	1360013296123	Unix Timestamp in millisecond
w	1 2 ... 52 53	Week of year ( dependent WeekOfYear plugin )
ww	01 02 ... 52 53	Week of year, 2-digits ( dependent WeekOfYear plugin )
W	1 2 ... 52 53	ISO Week of year ( dependent IsoWeek plugin )
WW	01 02 ... 52 53	ISO Week of year, 2-digits ( dependent IsoWeek plugin )
wo	1st 2nd ... 52nd 53rd	Week of year with ordinal ( dependent WeekOfYear plugin )
gggg	2017	Week Year ( dependent WeekYear plugin )
GGGG	2017	ISO Week Year ( dependent IsoWeek plugin )
z	EST	Abbreviated named offset ( dependent Timezone plugin )
zzz	Eastern Standard Time	Unabbreviated named offset ( dependent Timezone plugin )