Run results for: Intl.NumberFormat vs toLocalStringaa - MeasureThat.net

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:150.0) Gecko/20100101 Firefox/150.0

Browser: Firefox 150

Operating system: Windows

Device Platform: Desktop

Date tested: 9 days ago

Test name	Executions per second
Intl.NumberFormat	37695.8 Ops/sec
toLocalString	750837824.0 Ops/sec
cached Intl.NumberFormat	2286292.8 Ops/sec

Script Preparation code:

var formatter = Intl.NumberFormat("en-US");

Tests:

Intl.NumberFormat
var a = new Intl.NumberFormat("en-US").format("10000");
toLocalString
var a = "10000".toLocaleString("en-US");
cached Intl.NumberFormat
var a = formatter.format("10000");