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; rv:134.0) Gecko/20100101 Firefox/134.0

Browser: Firefox 134

Operating system: Windows

Device Platform: Desktop

Date tested: 2 months ago

Test name	Executions per second
Object.prototype.hasOwnProperty	1403019392.0 Ops/sec
obj.hasOwnProperty	1366618112.0 Ops/sec
Object.hasOwn	1465657984.0 Ops/sec

Script Preparation code:

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

AخA
 
obj = {a: 42, b:66, c: 88}

Tests:

Object.prototype.hasOwnProperty
Object.prototype.hasOwnProperty.call(obj, 'b');
Object.prototype.hasOwnProperty.call(obj, 'b');
obj.hasOwnProperty
obj.hasOwnProperty('b');
obj.hasOwnProperty('b');
Object.hasOwn
Object.hasOwn(obj, 'b')
Object.hasOwn(obj, 'b')