Run results for: Underscore.js _forEach() vs Native for loop for large arrays

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.0.0 Safari/537.36

Browser: Chrome 111

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
Underscore.js _forEach()	5743539.0 Ops/sec
native for loop	3145903.0 Ops/sec

HTML Preparation code:

<script src="https://cdn.jsdelivr.net/npm/underscore@1.13.6/underscore-umd-min.js"></script>

Script Preparation code:

var values = [{a: 30310}, {b: 100303}, {c: 3040494}]

Tests:

Underscore.js _forEach()
var count = 0; _.forEach(values, function(v,i) { if (v.a != null) { count++; } })
native for loop
var count = 0; for (var i = 0; i < values.length; i++) { if (values[i].a != null) { count++; } }