Run results for: for vs backwards for vs foreach vs for..of with loop content

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:152.0) Gecko/20100101 Firefox/152.0

Browser: Firefox 152

Operating system: Windows

Device Platform: Desktop

Date tested: 8 days ago

backwards for

120K/s

for

119K/s

for..of

115K/s

foreach

109K/s

View exact numbers

Script Preparation code:

var array = new Array(100);

Tests:

for
for (var i = 0; i < array.length; i++) { array[i] = Date.now(); }
foreach
array.forEach(function(i) { array[i] = Date.now(); });
for..of
for (var i of array) { array[i] = Date.now(); }
backwards for
for (var i = array.length-1; i >=0; --i) { array[i] = Date.now(); }