Run results for: Moment Dayjs Date-fns end of day comparison

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 YaBrowser/26.4.0.0 Safari/537.36

Browser: Yandex Browser 26

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one month ago

Date-fns

1.2M/s

Dayjs

1.1M/s

Moment

268K/s

Luxon

199K/s

View exact numbers

Test name	Executions per second
✓ Date-fns	1,228,480 Ops/sec
Dayjs	1,090,727 Ops/sec
Moment	267,788 Ops/sec
Luxon	199,324 Ops/sec

HTML Preparation code:

<script src="https://unpkg.com/dayjs@1.8.21/dayjs.min.js"></script>
<script src="https://igor.moomers.org/random/datefns.js"></script>
<script src='https://cdnjs.cloudflare.com/ajax/libs/moment.js/2.22.0/moment.min.js'></script>
<script src="https://cdn.jsdelivr.net/npm/luxon@3.4.0/build/global/luxon.min.js"></script>

Script Preparation code:

window.ds = "2020-02-19T00:51:53.623839+00:00";

Tests:

Date-fns
window.datefns.endOfDay(window.datefns.parseISO(window.ds))
Moment
moment(ds).endOf('day')
Dayjs
dayjs(ds).endOf('day')
Luxon
luxon.DateTime.fromISO(ds).endOf('day')