Run results for: Array concat vs spread operator vs push (forEach) vs aivanov

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36

Browser: Chrome 124

Operating system: Windows

Device Platform: Desktop

Date tested: 6 months ago

Tests:

Array.prototype.concat
var params1 = new Array(100_000).fill('a'); var params2 = new Array(100_000).fill('b'); var other = params1.concat(params2);
spread operator
var params1 = new Array(100_000).fill('a'); var params2 = new Array(100_000).fill('b'); var other = [...params1, ...params2 ]
Push
var params1 = new Array(100_000).fill('a'); var params2 = new Array(100_000).fill('b'); params2.forEach((item) => { params1.push(item); });