Run results for: for vs foreach vs for..in vs for..of with content

Run details:

User agent: Mozilla/5.0 (Linux; Android 12; POCO F2 Pro) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.6367.54 Mobile Safari/537.36

Browser: Chrome Mobile 124

Operating system: Android

Device Platform: Mobile

Date tested: 2 years ago

for in

3.6M/s

foreach

3.3M/s

for

678/s

for..of

649/s

View exact numbers

Script Preparation code:

var array = new Array(100);

Tests:

for
for (var i = 0; i < array.length; i++) { const item = array[i]; console.log(item); }
foreach
array.forEach(function(i) { console.log(i); });
for in
for (var i in array) { const item = array[i]; console.log(item); }
for..of
for (var i of array) { console.log(i); }