Run results for: Dayjs Date-fns format comparison 1

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36

Browser: Chrome 120

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Dayjs

71K/s

Date-fns

64K/s

View exact numbers

Test name	Executions per second
✓ Dayjs	71,379 Ops/sec
Date-fns	63,522 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 Preparation code:

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

Tests:

Date-fns
window.datefns.parseISO(window.ds); window.datefns.add(new Date(2014, 8, 1, 10, 19, 50), { years: 2, months: 9, weeks: 1, days: 7, hours: 5, minutes: 9, seconds: 30, });
Dayjs
dayjs(ds) dayjs(new Date(2014, 8, 1, 10, 19, 50)).add({ years: 2, months: 9, weeks: 1, days: 7, hours: 5, minutes: 9, seconds: 30, })