GAS Calendarの予定削除 - Qiita

function Delete_CalendarEvents() { var calendars = CalendarApp.getAllCalendars(); const startTime = new Date('2020/7/3 7:00:00'); const endTime = new Date('2021/1/1 12:00:00'); for (var i in calendars) { var id = calendars[i].getId(); var calendar = CalendarApp.getCalendarById(id); //Logger.log(id) var events = calendar.getEvents(startTime, endTime); for (var i in events) { var event = events[i];