FullCalendar Scheduler columnHeaderFormat
问题 I'm using FullCalendar and scheduler (the most updated version). I want to replace the column header format to 'D M dddd'. I tried using the columnHeaderFormat but It doesn't seem to work. I also tried using the old one which is the columnFormat and it still didn't work. $(document).ready(function() { $('#calendar').fullCalendar({ header: { right: 'today', left: 'timelineSevenDay,timelineFifteenDay,timelineThirtyDay' }, defaultView: 'timelineSevenDay', views: { timelineSevenDay: { type: