Run results for: RxJS filter vs if

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36 Edg/127.0.0.0

Browser: Chrome 127

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

69K/s

Filter

59K/s

View exact numbers

Test name	Executions per second
✓ If	68,919 Ops/sec
Filter	58,757 Ops/sec

HTML Preparation code:

<script src='https://cdnjs.cloudflare.com/ajax/libs/rxjs/6.6.2/rxjs.umd.min.js'></script>

Tests:

If
const stream = new rxjs.Subject(); stream.subscribe(v => { if(v) { console.log(v); } }); stream.next(true); stream.next(false); stream.next(true);
Filter
const stream = new rxjs.Subject(); stream.pipe( rxjs.operators.filter(v => v) ).subscribe(v => { console.log(v); }); stream.next(true); stream.next(false); stream.next(true);