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Run results for:
cached Intl.NumberFormat vs new Intl.NumberFormat vs toLocaleString vs String().toLocaleString currency loop
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<iframe src="https://measurethat.net/Embed?id=633306" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/150.0.0.0 Safari/537.36
Browser:
Chrome 150
Operating system:
Windows
Device Platform:
Desktop
Date tested:
14 days ago
String().toLocaleString
404K/s
cached Intl.NumberFormat
46K/s
toLocaleString
958/s
new Intl.NumberFormat
934/s
View exact numbers
Test name
Executions per second
✓
String().toLocaleString
404,238 Ops/sec
cached Intl.NumberFormat
45,516 Ops/sec
toLocaleString
958 Ops/sec
new Intl.NumberFormat
934 Ops/sec
Tests:
cached Intl.NumberFormat
window.a = window.a || new Intl.NumberFormat('en-US', { style: 'decimal', maximumFractionDigits: 2, minimumFractionDigits: 2 }); for (let i = 10000; i< 10100; i++) { window.a.format(i) }
new Intl.NumberFormat
for (let i = 10000; i< 10100; i++) { new Intl.NumberFormat('en-US', { style: 'decimal', maximumFractionDigits: 2, minimumFractionDigits: 2 }).format(i); }
toLocaleString
for (let i = 10000; i< 10100; i++) { i.toLocaleString('en-US', { style: 'decimal', maximumFractionDigits: 2, minimumFractionDigits: 2 }) }
String().toLocaleString
for (let i = 10000; i< 10100; i++) { String(i).toLocaleString('en-US', { style: 'decimal', maximumFractionDigits: 2, minimumFractionDigits: 2 }) }