public centers: Center[];

  constructor(
    private _route: ActivatedRoute,
    private _router: Router,
    private _userService: UserService
  ){
    this.user = new User("","","","","","","","","","","");
    this.title = 'Registrate'
  }

  getCenters(){

    this._userService.getCenters().subscribe(

    //Se guardan los centros en un array para poder acceder a ellos desde la plantilla
    response => {
        this.centers = response;
    },
    err => {
      console.log(err);
    }

  )
  }

    ngOnInit(){

        this.getCenters();

      }