Run results for: for vs foreach vs some

Run details:

User agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:59.0) Gecko/20100101 Firefox/59.0

Browser: Firefox 59

Operating system: Ubuntu

Device Platform: Other

Date tested: 6 years ago

Script Preparation code:

var array = new Array(100);

Tests:

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