Run results for: Date timezones between libraries

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:100.0) Gecko/20100101 Firefox/100.0

Browser: Firefox 100

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
moment timezone	27161210.0 Ops/sec
luxon timezone	24734700.0 Ops/sec
date-fn timezone	26386870.0 Ops/sec

HTML Preparation code:

<script src="https://cdnjs.cloudflare.com/ajax/libs/moment-timezone/0.5.34/moment-timezone.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/moment.js/2.29.4/moment.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/luxon/3.0.1/luxon.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/date-fns-tz@1.3.6/index.min.js"></script>

Script Preparation code:

window.data = []
for( let i = 0 ; i < 1000;i ++) {
	data[`2022-${Math.floor(Math.random() * 12) + 1}-${Math.floor(Math.random() * 25) + 1}`,`${Math.floor(Math.random() * 24).toString().padStart(2,'0')}:${Math.floor(Math.random() * 60).toString().padStart(2,'0')}`,'America/Los_Angeles'] 
}

Tests:

moment timezone
for(const [dateStr,timeStr,timezone] of data) { moment.tz(`${dateStr} ${timeStr}`, timezone); }
luxon timezone
for(const [dateStr,timeStr,timezone] of data) { DateTime.fromISO(`${dateStr}T${timeStr}:00`, { zone }); }
date-fn timezone
for(const [dateStr,timeStr,timezone] of data) { formatInTimeZone(new Date(`${dateStr}T${timeStr}:00Z`), timezone, 'yyyy-MM-dd HH:mm:ssXXX') }

Run results for: Date timezones between libraries

moment timezone

luxon timezone

date-fn timezone