Create daily recurring appointment

The following example shows you how to create a daily recurring appointment.
C# example
using System;
using System.Threading.Tasks;
using Independentsoft.Graph;
using Independentsoft.Graph.Calendars;

namespace Sample
{
    class Program
    {
        static async Task Main(string[] args)
        {
            try
            {
                GraphClient client = new GraphClient();

                client.ClientId = "67cb3333-209e-454e-b7bd-55a4d201270f";
                client.Tenant = "independentsoft.onmicrosoft.com";
                client.Username = "info@independentsoft.onmicrosoft.com";
                client.Password = "password";

                RecurrencePattern pattern = new RecurrencePattern();
                pattern.Interval = 1;
                pattern.Type = RecurrencePatternType.Daily;

                RecurrenceRange range = new RecurrenceRange();
                range.Type = RecurrenceRangeType.EndDate;
                range.StartDate = new DateTime(2020, 1, 1);
                range.EndDate = new DateTime(2020, 12, 31);
                range.RecurrenceTimeZone = "UTC";

                Event appointment = new Event();
                appointment.Recurrence = new Recurrence(pattern, range);
                appointment.Subject = "Development meeting every day";
                appointment.Body = new ItemBody("<html><body><b>Meeting description</b></body></html>", ContentType.Html);
                appointment.Start = new DateTimeTimeZone(DateTime.Today.AddHours(8), "UTC");
                appointment.End = new DateTimeTimeZone(DateTime.Today.AddHours(9), "UTC");

                Event createdAppointment = await client.CreateEvent(appointment);

                Console.WriteLine("Id = " + createdAppointment.Id);

                Console.Read();
            }
            catch (GraphException ex)
            {
                Console.WriteLine("Error: " + ex.Code);
                Console.WriteLine("Message: " + ex.Message);
                Console.Read();
            }
        }
    }
}