Run results for: JavaScript array copy methods for() vs spread operator

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36

Browser: Chrome 114

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
for() method copy	44421752.0 Ops/sec
spread operator copy	129252544.0 Ops/sec

Tests:

for() method copy
let arr1 = [1,2,3,4,5,6,7,8,9,10]; let arr2 = []; for (let i=0; i<arr1.length; i+=1) {arr2.push(arr1[i]);}
spread operator copy
let arr1 = [1,2,3,4,5,6,7,8,9,10]; let arr2 = [...arr1];