Run results for: Number.toLocaleString vs Intl.NumberFormat

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:109.0) Gecko/20100101 Firefox/115.0

Browser: Firefox 115

Operating system: Linux

Device Platform: Desktop

Date tested: 2 years ago

Intl.NumberFormat

28K/s

Number.toLocaleString

27K/s

View exact numbers

Test name	Executions per second
✓ Intl.NumberFormat	27,782 Ops/sec
Number.toLocaleString	26,953 Ops/sec

Tests:

Intl.NumberFormat
const currencyPlayNumber = 1; const translatedString = new Intl.NumberFormat(undefined, { style: 'currency', currency: 'RUB', }).format(currencyPlayNumber);
Number.toLocaleString
const currencyPlayNumber = 1; const translatedString = currencyPlayNumber.toLocaleString(undefined, { style: 'currency', currency: 'RUB', })