The events.filter() method applies a filter to the events in the JavaScript Calendar. The Calendar then updates the event list, selectively hiding events based on the criteria implemented in the onEventFilter event handler.
DayPilotDayPilot.Calendar.events.filter(filter);filter - custom object with filter parameters that will be passed to onEventFilter (available as args.filterParam). Use null as the filter parameter to clear the filter and display all events.