Run results for: for vs for of 2

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/86.0.4240.75 Safari/537.36

Browser: Chrome 86

Operating system: Linux

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
for	35.0 Ops/sec
for of	2629.4 Ops/sec

Script Preparation code:

var array = new Array(100000);

Tests:

for
let toto = 0; for (let index = 0; index < array.length; index++) { toto += array[index]; }
for of
let toto = 0; for (const entry of array) { toto += entry; }