Syntaxv7

import {Injectable} from '@angular/core';
import {Subject, Subscription} from 'rxjs';

/**
 * A custom Events service just like Ionic 3 Events https://ionicframework.com/docs/v3/api/util/Events/ which got removed in Ionic 5.
 *
 * @author Shashank Agrawal
 */
@Injectable({
    providedIn: 'root'