Run results for: arr unshift vs double reverse and push

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/106.0.0.0 Safari/537.36

Browser: Chrome 106

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
unshift	31477.6 Ops/sec
reverse push reverse	2213.2 Ops/sec

Script Preparation code:

var arr = [10];

AخA
 
var arr = [10];

Tests:

unshift
arr.unshift(1);
arr.unshift(1);
reverse push reverse
arr.reverse(); arr.push(1); arr.reverse();
arr.reverse(); arr.push(1); arr.reverse();