Run results for: for vs foreach vs some - MeasureThat.net

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; WOW64; Trident/7.0; rv:11.0) like Gecko

Browser: IE 11

Operating system: Windows

Device Platform: Desktop

Date tested: 6 years ago

Test name	Executions per second
for	56623.3 Ops/sec
foreach	158114.9 Ops/sec
some	150648.5 Ops/sec

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; });
some
array.some(function(item, index) { return item === array[index]; });

;