Run results for: RxJS filter vs if

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:122.0) Gecko/20100101 Firefox/122.0

Browser: Firefox 122

Operating system: Mac OS X 10.15

Device Platform: Desktop

Date tested: 2 years ago

144K/s

Filter

134K/s

View exact numbers

Test name	Executions per second
✓ If	144,277 Ops/sec
Filter	134,379 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);