QuarterOfYear
QuarterOfYear adds .quarter()
API to return to which quarter of the year belongs a date, and extends .add
.subtract
.startOf
.endOf
APIs to support unit quarter
.
var quarterOfYear = require('dayjs/plugin/quarterOfYear')
dayjs.extend(quarterOfYear)
dayjs('2010-04-01').quarter() // 2
dayjs('2010-04-01').quarter(2)