问Microsoft与Microsoft

EN

DateTime filterStartDate = DateTime.Now;
DateTime filterEndDate = filterStartDate.Date.AddDays(1).AddSeconds(-1);
CalendarView ccView = new CalendarView(filterStartDate, filterEndDate);

var queryOptions = new List<QueryOption>()
    {
        new QueryOption("startDateTime", filterStartDate.ToString("s")),
        new QueryOption("endDateTime",  filterEndDate .ToString("s"))
     };

 var res = await _graphClient.Users[roomSMTP].CalendarView
      .Request(queryOptions)
      .Header("Prefer", $"outlook.timezone=\"{_outlookTimeZone}\"")
      .Select("start,end,subject,organizer,id").GetAsync();