Run results for: for i vs for of entries

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36 Edg/129.0.0.0

Browser: Chrome 129

Operating system: Windows

Device Platform: Desktop

Date tested: one month ago

Test name	Executions per second
For i	23052.6 Ops/sec
for of entries	124262.8 Ops/sec

Script Preparation code:

var array = [...Array.from({length: 1_000}).keys()]

Tests:

For i
let count = 0; for (let i = 0; i < array.length; i += 1) { count += 1; } console.log(count);
for of entries
let count = 0; for (const [index, item] of array.entries()) { count += 1; } console.log(count);