Run results for: for vs foreach vs for..in vs for..of - add object property

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:150.0) Gecko/20100101 Firefox/150.0

Browser: Firefox 150

Operating system: Windows

Device Platform: Desktop

Date tested: one month ago

Script Preparation code:

const objects = Array.from({ length: 1000 }, () => ({}));

Tests:

for
for (let i = 0, len = objects.length; i < len; i++) { objects[i].prop = 'erty'; }
foreach
objects.forEach(function(i) { i.prop = 'erty'; });
for in
for (let i in objects) { objects[i].prop = 'erty'; }
for..of
for (let i of objects) { i.prop = 'erty'; }