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This is the archived documentation for Angular v17. Please visit angular.dev to see this page for the current version of Angular.

toObservable

Exposes the value of an Angular Signal as an RxJS Observable.

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      toObservable<T>(source: () => T, options?: ToObservableOptions): Observable<T>
    
Parameters
source () => T
options ToObservableOptions

Optional. Default is undefined.

Returns

Observable<T>

Description

The signal's value will be propagated into the Observable's subscribers using an effect.

toObservable must be called in an injection context unless an injector is provided via options.