Run results for: cached Intl.NumberFormat vs new Intl.NumberFormat vs Number toLocaleString currency

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/141.0.0.0 Safari/537.36

Browser: Chrome 141

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 8 months ago

cached Intl.NumberFormat

3.6M/s

toLocaleString

61K/s

new Intl.NumberFormat

59K/s

View exact numbers

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
Number('10000').toLocaleString('en-US', { style: 'currency', currency: 'EUR' })