Run results for: Concat vs Prototype Push vs Push Spread vs Spread

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:133.0) Gecko/20100101 Firefox/133.0

Browser: Firefox 133

Operating system: Mac OS X 10.15

Device Platform: Desktop

Date tested: 6 days ago

Tests:

concat
let arr1 = new Array(5000).fill(1234567890); const arr2 = new Array(5000).fill(1234567890); arr1 = arr1.concat(arr2);
prototype push
let arr1 = new Array(5000).fill(1234567890); const arr2 = new Array(5000).fill(1234567890); Array.prototype.push.apply(arr1,arr2);
push spread
let arr1 = new Array(5000).fill(1234567890); const arr2 = new Array(5000).fill(1234567890); arr1.push(...arr2);
spread
let arr1 = new Array(5000).fill(1234567890); const arr2 = new Array(5000).fill(1234567890); arr1 = [...arr1, ...arr2]