Ionic 4 Events 換 RxJS

    constructor(
        private event: Events,
    ) {
        this.event.subscribe('event:', (data) => {
            console.log(data)
        });

    }

    this.event.publish('event:', 'gogo');

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

@Injectable({
    providedIn: 'root'
})

export class Service {
    result = new Subject();

    constructor() {
    }

    receive(result) {
        this.result.next(result);
    }
}

this.service.result.subscribe((res: any) => {
    console.log(res);
});

save(data) {
    this.service.receive(data);
}