Run results for: empty an array in JavaScript - splice vs setting length 2

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.54 Safari/537.36

Browser: Chrome 101

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Tests:

Set length to zero
var size = 1000; var arr2 = []; for (var i = 0; i < size; i++){ arr2.push(i); } arr2.length = 0;
Splice
var size = 1000; var arr3 = []; for (var i = 0; i < size; i++){ arr3.push(i); } arr3.splice(0);
Set Array empty
var size = 1000; var arr3 = []; for (var i = 0; i < size; i++){ arr3.push(i); } arr3 = [];