| import {Injectable} from '@angular/core'; | |
| import {BehaviorSubject} from "rxjs"; | |
| @Injectable({ | |
| providedIn: 'root' | |
| }) | |
| export class DataSharingService { | |
| private messageSource = new BehaviorSubject('default message'); | |
| currentMessage = this.messageSource.asObservable(); | |
| constructor() { | |
| } | |
| changeMessage(message: string) { | |
| this.messageSource.next(message) | |
| } | |
| } |
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