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Programmatically create appointments

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This example creates an appointment and adds recipients to the appointment meeting request.

Applies to: The information in this topic applies to VSTO Add-in projects for Outlook. For more information, see Features available by Office application and project type.

Example

private void AddAppointment()
{
    try
    {
        Outlook.AppointmentItem newAppointment =
            (Outlook.AppointmentItem)
        this.Application.CreateItem(Outlook.OlItemType.olAppointmentItem);
        newAppointment.Start = DateTime.Now.AddHours(2);
        newAppointment.End = DateTime.Now.AddHours(3);
        newAppointment.Location = "ConferenceRoom #2345";
        newAppointment.Body =
            "We will discuss progress on the group project.";
        newAppointment.AllDayEvent = false;
        newAppointment.Subject = "Group Project";
        newAppointment.Recipients.Add("Roger Harui");
        Outlook.Recipients sentTo = newAppointment.Recipients;
        Outlook.Recipient sentInvite = null;
        sentInvite = sentTo.Add("Holly Holt");
        sentInvite.Type = (int)Outlook.OlMeetingRecipientType
            .olRequired;
        sentInvite = sentTo.Add("David Junca ");
        sentInvite.Type = (int)Outlook.OlMeetingRecipientType
            .olOptional;
        sentTo.ResolveAll();
        newAppointment.Save();
        newAppointment.Display(true);
    }
    catch (Exception ex)
    {
        MessageBox.Show("The following error occurred: " + ex.Message);
    }
}

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