import Moment from
'moment'
;
import pkg from
'moment-range'
;
const { extendMoment } = pkg;
const moment = extendMoment(Moment);
const start1 =
new
Date(2022, 0, 21);
const start2 =
new
Date(2022, 6, 1);
const end1 =
new
Date(2022, 6, 16);
const end2 =
new
Date(2022, 11, 31);
let range1 = moment.range(start1, end1);
let range2 = moment.range(start2, end2);
let range = range1.add(range2);
console.log(range.start.format(
"dddd, Do MMM YYYY, h:mm:ss A"
));
console.log(range.end.format(
"dddd, Do MMM YYYY, h:mm:ss A"
));