Run results for: Object.hasOwn vs 'in' performance v2

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36

Browser: Chrome 131

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

4.8M/s

Object.hasOwn

2.3M/s

View exact numbers

Test name	Executions per second
✓ in	4,752,044 Ops/sec
Object.hasOwn	2,324,546 Ops/sec

Script Preparation code:

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

Tests: