Run results for: For vs foreach

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36

Browser: Chrome 130

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

for loop

27K/s

for each

11K/s

View exact numbers

Test name	Executions per second
✓ for loop	26,604 Ops/sec
for each	10,775 Ops/sec

Tests:

for loop
var arr = []; for (var i = 0; i<10000; i++) { arr.push(i); } var sum = 0; for (var j = 0; j < arr.length; j++) { sum = sum + j; }
for each
var arr = []; for (var i = 0; i<10000; i++) { arr.push(i); } var sum = 0; arr.forEach(function(num) { sum = sum + num; });