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/142.0.0.0 Safari/537.36

Browser: Chrome 142

Operating system: Windows

Device Platform: Desktop

Date tested: 9 months ago

.push()

20.7M/s

.unshift()

31K/s

View exact numbers

Test name	Executions per second
✓ .push()	20,730,564 Ops/sec
.unshift()	31,198 Ops/sec

Script Preparation code:

var arr = []

Tests: