Angular ag-grid将数据传递给另一个组件

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

@Injectable({
  providedIn: 'root'
})
export class DataService {
  private dataSubject = new BehaviorSubject<any>(null);
  public data$ = this.dataSubject.asObservable();

  constructor() { }

  setData(data: any) {
    this.dataSubject.next(data);
  }
}

import { Component } from '@angular/core';
import { DataService } from 'path-to-data-service';

@Component({
  selector: 'app-sender',
  template: `
    <button (click)="sendData()">发送数据</button>
  `
})
export class SenderComponent {
  constructor(private dataService: DataService) { }

  sendData() {
    const data = { name: 'John', age: 25 };
    this.dataService.setData(data);
  }
}

import { Component, OnInit } from '@angular/core';
import { DataService } from 'path-to-data-service';

@Component({
  selector: 'app-receiver',
  template: `
    <div>{{ receivedData | json }}</div>
  `
})
export class ReceiverComponent implements OnInit {
  receivedData: any;

  constructor(private dataService: DataService) { }

  ngOnInit() {
    this.dataService.data$.subscribe(data => {
      this.receivedData = data;
    });
  }
}