Benchmark: Intl.NumberFormat vs toLocalString vs cached Intl.NumberFormat

Script Preparation code:

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

Tests:

Rendered benchmark preparation results:

Previous results

Test case name	Result
Intl.NumberFormat
toLocalString
Intl.NumberFormat With cached formatter

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Latest run results:

Run details: (Test run date: one year ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/108.0.0.0 Safari/537.36

Browser/OS: Chrome 108 on Windows

Test name	Executions per second
Intl.NumberFormat	13137.9 Ops/sec
toLocalString	6431598.0 Ops/sec
Intl.NumberFormat With cached formatter	442566.1 Ops/sec

Intl.NumberFormat vs toLocalString vs cached Intl.NumberFormat (version: 0)