Run results for: Array .push() vs .unshift()

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36

Browser: Chrome 130

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

.push()

11.8M/s

.unshift()

22K/s

View exact numbers

Test name	Executions per second
✓ .push()	11,847,893 Ops/sec
.unshift()	22,318 Ops/sec

Script Preparation code:

var arr = []

Tests: