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

Run details:

User agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:66.0) Gecko/20100101 Firefox/66.0

Browser: Firefox 66

Operating system: Windows 7

Device Platform: Desktop

Date tested: 5 years ago

Test name	Executions per second
.unshift()	561206.9 Ops/sec
.push()	21378430.0 Ops/sec

Script Preparation code:

var arr = []

Tests: