Run results for: new Date().toISOString() vs new Date().toLocaleString()

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/108.0.0.0 Safari/537.36

Browser: Chrome 108

Operating system: Mac OS X 10.14.6

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
new Date().toISOString()	964670.2 Ops/sec
new Date().toLocaleString()	399649.9 Ops/sec

Script Preparation code:

var timestamp = null;

Tests: