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ignoreElements

function stable

Ignores all items emitted by the source Observable and only passes calls of complete or error.

ignoreElements(): OperatorFunction<any, never>

Parameters

There are no parameters.

Returns

OperatorFunction<any, never>: An empty Observable that only calls complete or error, based on which one is called by the source Observable.

Description

ignoreElements marble diagram

Examples

Ignores emitted values, reacts to observable's completion.

import { of } from 'rxjs';
import { ignoreElements } from 'rxjs/operators';

of('you', 'talking', 'to', 'me').pipe(
  ignoreElements(),
)
.subscribe(
  word => console.log(word),
  err => console.log('error:', err),
  () => console.log('the end'),
);
// result:
// 'the end'

© 2015–2018 Google, Inc., Netflix, Inc., Microsoft Corp. and contributors.
Code licensed under an Apache-2.0 License. Documentation licensed under CC BY 4.0.
https://rxjs.dev/api/operators/ignoreElements