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Run results for:
DateTime Test Plain
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=611858" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/137.0.0.0 Safari/537.36
Browser:
Chrome 137
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
one year ago
Luxon Plain
2.7M/s
moment Plain4
1.1M/s
dayjs Plain
770K/s
Temporal Plain
323K/s
View exact numbers
Test name
Executions per second
✓
Luxon Plain
2,740,334 Ops/sec
moment Plain4
1,127,054 Ops/sec
dayjs Plain
770,071 Ops/sec
Temporal Plain
323,364 Ops/sec
HTML Preparation code:
<!-- Luxon v3.4.4 (Latest major version, maintained) --> <script src="https://cdn.jsdelivr.net/npm/luxon@3.4.4/build/global/luxon.min.js"></script> <!-- date-fns v3.6.0 (modular library, not typically used via single CDN) --> <!-- CDN version includes all functions --> <script src="https://cdn.jsdelivr.net/npm/date-fns@3.6.0/cdn.min.js"></script> <!-- Moment.js v2.29.4 (Latest, still in maintenance mode) --> <script src="https://cdnjs.cloudflare.com/ajax/libs/moment.js/2.29.4/moment.min.js"></script> <!-- Correct: Moment.js with Timezone support --> <script src="https://cdnjs.cloudflare.com/ajax/libs/moment-timezone/0.5.43/moment-timezone-with-data.min.js"></script> <!-- Day.js v1.11.10 (Latest) --> <script src="https://cdnjs.cloudflare.com/ajax/libs/dayjs/1.11.10/dayjs.min.js"></script> <!-- Day.js UTC plugin (required for timezone support) --> <script src="https://cdnjs.cloudflare.com/ajax/libs/dayjs/1.11.10/plugin/utc.min.js"></script> <!-- Day.js Timezone plugin --> <script src="https://cdnjs.cloudflare.com/ajax/libs/dayjs/1.11.10/plugin/timezone.min.js"></script> <script src='https://cdn.jsdelivr.net/npm/temporal-polyfill@0.3.0/global.min.js'></script>
Script Preparation code:
const isoString = "2023-01-01T12:34:56.789Z"; dayjs.extend(dayjs_plugin_utc); dayjs.extend(dayjs_plugin_timezone);
Tests:
Luxon Plain
luxon.DateTime.now().toISO();
moment Plain4
moment().format();
dayjs Plain
dayjs().format();
Temporal Plain
Temporal.Now.zonedDateTimeISO().toString();
date-fns
dateFns.formatISO(new Date())
date Js
new Date().toISOString();