Run results for: JavaScript spread operator vs Object.assign performance - Kien Nguyen

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/144.0.0.0 Safari/537.36 Edg/144.0.0.0

Browser: Chrome 144

Operating system: Windows

Device Platform: Desktop

Date tested: 6 months ago

Using the spread operator

45.1M/s

Using Object.assign

39.2M/s

View exact numbers

Test name	Executions per second
✓ Using the spread operator	45,147,248 Ops/sec
Using Object.assign	39,199,332 Ops/sec

Tests: