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

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_6) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/14.0.2 Safari/605.1.15

Browser: Safari 14

Operating system: Mac OS X 10.15.6

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
Object.prototype.hasOwnProperty	7347324.5 Ops/sec
obj.hasOwnProperty	15198414.0 Ops/sec

Script Preparation code:

window.obj = { a: 2 }

Tests: