Run results for: Object.keys vs Object.getOwnPropertyNames - objects with 0 keys

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36

Browser: Chrome 131

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Object.keys

95.3M/s

Object.getOwnPropertyNames

92.1M/s

View exact numbers

Test name	Executions per second
✓ Object.keys	95,282,992 Ops/sec
Object.getOwnPropertyNames	92,141,184 Ops/sec

Script Preparation code:

var obj = {}

Tests: