fullcalendar angular add events

1  calendarOptions = {
2    height: '100%',
3    fixedWeekCount: false,
4    defaultDate: moment().format('YYYY-MM-DD'),
5    allDaySlot: false,
6    displayEventTime: true,
7    editable: true,
8    eventLimit: true,
9    lazyFetching: false,
10    nowIndicator: true,
11    refetchResourcesOnNavigate: true,
12    events: [],
13    plugin: [dayGridPlugin, interactionPlugin],
14    dateClick: this.getAppointmentsForSpecificDate.bind(this), // this line
15  };
16
17  etAppointmentsForSpecificDate(arg) {
18    console.log(args)
19  }
20