Run results for: Moment Dayjs Date-fns comparison

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 16_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) CriOS/115.0.5790.130 Mobile/15E148 Safari/604.1

Browser: Chrome Mobile iOS 115

Operating system: iOS 16.5

Device Platform: Mobile

Date tested: one year ago

Test name	Executions per second
Date-fns	448630.6 Ops/sec
Moment	102287.2 Ops/sec
Dayjs	638603.3 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 Preparation code:

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

Tests:

Date-fns
window.datefns.parseISO(window.ds)
Moment
moment(ds)
Dayjs
dayjs(ds)