Run results for: Array constructor vs literal performance - 100000 itemslljkjlkjkjlkjjlj

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:136.0) Gecko/20100101 Firefox/136.0

Browser: Firefox 136

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Array literal (assign by index) - 100000 items

90/s

Array constructor - 100000 items

73/s

View exact numbers

Test name	Executions per second
✓ Array literal (assign by index) - 100000 items	90 Ops/sec
Array constructor - 100000 items	73 Ops/sec

Script Preparation code:

var n = 100000;

Tests:

Array constructor - 100000 items
var arr = new Array(n); for (var i = 0; i < n; i++) { arr[i] = new Array(); }
Array literal (assign by index) - 100000 items
var arr = []; for (var i = 0; i < n; i++) { arr[i] = []; }