Run results for: Object.prototype.hasOwnProperty vs obj.hasOwnProperty vs Object.hasOwn

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.54 Safari/537.36

Browser: Chrome 101

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
Object.prototype.hasOwnProperty	2915314.5 Ops/sec
obj.hasOwnProperty	5726245.5 Ops/sec
Object.hasOwn	2996647.0 Ops/sec

Script Preparation code:

obj = {a: 42, b:66, c: 88}

Tests: