Run results for: JS array spread vs concat vs avoiding

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.0.0 Safari/537.36

Browser: Chrome 103

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 2 years ago

Tests:

JS spread
const arr1 = [ 1,2,3 ]; const arr2 = [ 4,5,6 ]; function sum(arr){ return arr.reduce((prev, curr) => prev + curr, 0); } sum([...arr1,...arr2]);
JS Concat
const arr1 = [ 1,2,3 ]; const arr2 = [ 4,5,6 ]; function sum(arr){ return arr.reduce((prev, curr) => prev + curr, 0); } sum(arr1.concat(arr2));
Avoiding
const arr1 = [ 1,2,3 ]; const arr2 = [ 4,5,6 ]; function sum(arr){ return arr.reduce((prev, curr) => prev + curr, 0); } sum(arr1) + sum(arr2);