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

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36

Browser: Chrome 120

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
new Date().toISOString()	813299.5 Ops/sec
new Date().toLocaleString()	461080.3 Ops/sec

Script Preparation code:

var timestamp = null;

AخA
 
var timestamp = null;

Tests:

new Date().toISOString()
timestamp = new Date().toISOString();
timestamp = new Date().toISOString();
new Date().toLocaleString()
timestamp = new Date().toLocaleString();
timestamp = new Date().toLocaleString();