Run results for: for vs forEach vs for-of - MeasureThat.net

Run details:

User agent: Mozilla/5.0 (Android 10; Mobile; rv:88.0) Gecko/88.0 Firefox/88.0

Browser: Firefox Mobile 88

Operating system: Android

Device Platform: Mobile

Date tested: 2 years ago

Test name	Executions per second
for	5341462.0 Ops/sec
forEach	3076466.0 Ops/sec
for-of	224104.5 Ops/sec

Website performance monitoring

Script Preparation code:

var array = new Array(100);

Tests:

for
for (var i = 0; i < array.length; i++) { array[i]; }
forEach
array.forEach(function(item, index) { return item; });
for-of
for (var item of array) { item; }