Run results for: new class vs function returning obj

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36

Browser: Chrome 124

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

new class

8.3M/s

new fn

6.8M/s

View exact numbers

Test name	Executions per second
✓ new class	8,299,375 Ops/sec
new fn	6,840,172 Ops/sec

HTML Preparation code:

<script>
class TestClass {
    constructor() {
        this.a = 2;
        this.t = 'mesh';
    }
}
function TestFn(){
  return {
   a:2,
   t:'mesh'
  };
}
</script>

Tests:

new class
var obj = new TestClass();
new fn
var obj = TestFn();

Run results for: new class vs function returning obj

Measure the performance of instanceOf operator vs comparing a basic string type.

new class

new fn