Run results for: javascript var vs let vs const

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 11_0_0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/86.0.4240.198 Safari/537.36

Browser: Chrome 86

Operating system: Mac OS X 11.0.0

Device Platform: Desktop

Date tested: 3 years ago

Tests:

var
(function () { var arr = [55, 21, 807, 41, 56, 66, 202]; var num = 4; var str = "Lorem ipsum"; var bool = true; var nil = null; console.log(arr, num, str, bool, nil); })();
let
(function () { let arr = [55, 21, 807, 41, 56, 66, 202]; let num = 4; let str = "Lorem ipsum"; let bool = true; let nil = null; console.log(arr, num, str, bool, nil); })();
const
(function () { const arr = [55, 21, 807, 41, 56, 66, 202]; const num = 4; const str = "Lorem ipsum"; const bool = true; const nil = null; console.log(arr, num, str, bool, nil); })();