Run results for: myarr unshift vs push + reverse (small array)

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 18_2_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.2 Mobile/15E148 Safari/604.1

Browser: Mobile Safari 18

Operating system: iOS 18.2.1

Device Platform: Mobile

Date tested: one month ago

Test name	Executions per second
unshift	4566.1 Ops/sec
push + reverse	168133.8 Ops/sec

Script Preparation code:

var arr = Array.from({length: 1000});

AخA
 
var arr = Array.from({length: 1000});

Tests:

var arr2 = [];
for (let i = 0; i < arr.length; i++){
  arr2.unshift(arr[i]);
}

 
var arr2 = [];for (let i = 0; i < arr.length; i++){  arr2.unshift(arr[i]);}