Delete a week in gcal

delete week gcal

function cleanup()
{
  var fromDate = new Date(2017,11,12,0,0,0);
  var toDate = new Date(2017,11,16,0,0,0);
  var calendarName = 'Mozilla';

  var calendar = CalendarApp.getCalendarsByName(calendarName)[0];
  var events = calendar.getEvents(fromDate, toDate);
  for(var i=0; i<events.length;i++){
    var ev = events[i];
    if (ev.getGuestList().length == 0) {
      Logger.log(ev.getTitle()); // show event name in log
      ev.deleteEvent();
    }
  }
}