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Run results for:
cached Intl.NumberFormat vs new Intl.NumberFormat vs toLocaleString currency
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<iframe src="https://measurethat.net/Embed?id=584883" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.1.1 Safari/605.1.15
Browser:
Safari 18
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
one year ago
Test name
Executions per second
cached Intl.NumberFormat
2885305.5 Ops/sec
new Intl.NumberFormat
40588.7 Ops/sec
toLocaleString
33689200.0 Ops/sec
Tests:
cached Intl.NumberFormat
window.a = window.a || new Intl.NumberFormat('en-US', { style: 'currency', currency: 'EUR' }); window.a.format("10000")
new Intl.NumberFormat
new Intl.NumberFormat('en-US', { style: 'currency', currency: 'EUR' }).format('10000');
toLocaleString
"10000".toLocaleString('en-US', { style: 'currency', currency: 'EUR' })