timeout

signature: timeout(due: number, scheduler: Scheduler): Observable
Error if no value is emitted before specified duration
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Examples
Example 1: Timeout after 2.5 seconds
( StackBlitz | jsBin | jsFiddle )
// RxJS v6+
import { of } from 'rxjs';
import { concatMap, timeout, catchError, delay } from 'rxjs/operators';
​
// simulate request
function makeRequest(timeToDelay) {
  return of('Request Complete!').pipe(delay(timeToDelay));
}
​
of(4000, 3000, 2000)
  .pipe(
    concatMap(duration =>
      makeRequest(duration).pipe(
        timeout(2500),
        catchError(error => of(`Request timed out after: ${duration}`))
      )
    )
  )
  /*
   *  "Request timed out after: 4000"
   *  "Request timed out after: 3000"
   *  "Request Complete!"
   */
  .subscribe(val => console.log(val));
Additional Resources
​timeout 📰 - Official Docs
📁 Source Code: https://github.com/ReactiveX/rxjs/blob/master/src/internal/operators/timeout.ts​

timeInterval

timeoutWith

Last modified 2yr ago