Run results for: Date.toLocaleDateString

Run details:

User agent: Mozilla/5.0 (X11; CrOS x86_64 10452.99.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3359.203 Safari/537.36

Browser: Chrome 66

Operating system: Chrome OS 10452.99.0

Device Platform: Desktop

Date tested: 5 years ago

Test name	Executions per second
without toLocaleDateString	485938.5 Ops/sec
with toLocaleDateString	343.0 Ops/sec

Script Preparation code:

var x = new Date('5/11/2018');
var y = new Date('5/11/2018');

Tests:

without toLocaleDateString
var z = (x.getFullYear() === y.getFullYear() && x.getMonth() === y.getMonth() && x.getDate() === y.getDate());
with toLocaleDateString
var z = (x.toLocaleDateString('en-US') === y.toLocaleDateString('en-US'));