Run results for: Callback vs Class method

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/136.0.0.0 Safari/537.36

Browser: Chrome 136

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Callback

398K/s

Class Method

19K/s

View exact numbers

Test name	Executions per second
✓ Callback	398,451 Ops/sec
Class Method	18,605 Ops/sec

Tests:

Callback
function someFunction(a) { for (let i = 0; i < 10000; i++) { a({}); } } const someFunction2 = (t) => typeof t === 'object'; someFunction(someFunction2);
Class Method
class A { method(t) { return typeof t === 'object' } } function someFunction(a) { for (let i = 0; i < 10000; i++) { a.method({}); } } someFunction(new A);