Run results for: eval vs new Function vs mathjs

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 17_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) CriOS/119.0.6045.169 Mobile/15E148 Safari/604.1

Browser: Chrome Mobile iOS 119

Operating system: iOS 17.1

Device Platform: Mobile

Date tested: 2 years ago

new Function

19.7M/s

eval

5.8M/s

mathjs

443K/s

View exact numbers

Test name	Executions per second
✓ new Function	19,663,238 Ops/sec
eval	5,803,726 Ops/sec
mathjs	443,005 Ops/sec

HTML Preparation code:

<script src="https://cdnjs.cloudflare.com/ajax/libs/mathjs/6.6.1/math.min.js"></script>

Script Preparation code:

var func = new Function("return 2 * 3");

Tests:

eval
eval("2 * 3");
new Function
func();
mathjs
math.evaluate("2 * 3");