import { Component , OnDestroy , OnInit } from '@angular/core' ; import { Subject } from 'rxjs' ; @ Component ( { selector : 'ga-project-management' , templateUrl : './project-management.component.html' } ) export class ProjectManagementComponent implements OnInit , OnDestroy { private _ngDestroy$ = new Subject < void > ( ) ; constructor ( ) { } async ngOnInit ( ) { } ngOnDestroy ( ) { this . _ngDestroy$ . next ( ) ; this . _ngDestroy$ . complete ( ) ; } }