Run results for: For vs foreach

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Ubuntu Chromium/52.0.2743.116 Chrome/52.0.2743.116 Safari/537.36

Browser: Chromium 52

Operating system: Ubuntu

Device Platform: Other

Date tested: 7 years ago

Test name	Executions per second
for loop	10966.5 Ops/sec
for each	4391.1 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; });