AsyncSubject

Emits its last value on completion
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Examples
Example 1: simple AsyncSubject
( Stackblitz )
// RxJS v6+
import { AsyncSubject } from 'rxjs';
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const sub = new AsyncSubject();
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sub.subscribe(console.log);
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sub.next(123); //nothing logged
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sub.subscribe(console.log);
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sub.next(456); //nothing logged
sub.complete(); //456, 456 logged by both subscribers
Additional Resources
​AsyncSubject​
📰 - Official docs
​AsyncSubject - In Depth Dev Reference
📁 Source Code: https://github.com/ReactiveX/rxjs/blob/master/src/internal/AsyncSubject.ts​

Last modified 2yr ago