.NET Core C#

Outlook Calendar Delete Event

See more Outlook Calendar Examples

Removes the specified event from the containing calendar.

If the event is a meeting, deleting the event on the organizer's calendar sends a cancellation message to the meeting attendees.

.NET Core C#

bool success = false;

// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

Chilkat.Http http = new Chilkat.Http();

// Use your previously obtained access token here: Get Outlook Calendar OAuth2 Access Token (Azure AD v2.0 Endpoint).

Chilkat.JsonObject jsonToken = new Chilkat.JsonObject();
success = jsonToken.LoadFile("qa_data/tokens/outlookCalendar.json");
if (success == false) {
    Debug.WriteLine(jsonToken.LastErrorText);
    return;
}

http.AuthToken = jsonToken.StringOf("access_token");

// Specify the ID of the event to be deleted.
string eventId = "AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgBGAAADsVyfxjDU406Ic4X7ill8xAcA5_vF7TKKdE6bGCRqXyl2PQAAAgENAAAA5_vF7TKKdE6bGCRqXyl2PQAEaDkEcAAAAA==";

Chilkat.StringBuilder sbUrl = new Chilkat.StringBuilder();
sbUrl.Append("https://graph.microsoft.com/v1.0/me/events/");
sbUrl.Append(eventId);

string url = sbUrl.GetAsString();
Chilkat.HttpResponse resp = new Chilkat.HttpResponse();
success = http.HttpNoBody("DELETE",url,resp);
if (success == false) {
    Debug.WriteLine(http.LastErrorText);
    return;
}

Debug.WriteLine("Response status code = " + Convert.ToString(resp.StatusCode));

// The send succeeded if the response status code = 204.
if (resp.StatusCode != 204) {
    // If the event for the given ID does not exist, you'll get a 404 response code with this response body:

    // 		{
    // 		  "error": {
    // 		    "code": "ErrorItemNotFound",
    // 		    "message": "The specified object was not found in the store.",
    // 		    "innerError": {
    // 		      "date": "2021-04-19T00:02:04",
    // 		      "request-id": "0eac929a-6ee9-42f8-bb56-39799331c6f4",
    // 		      "client-request-id": "0eac929a-6ee9-42f8-bb56-39799331c6f4"
    // 		    }
    // 		  }
    // 		}

    Debug.WriteLine(resp.BodyStr);
    Debug.WriteLine("Failed");
}
else {
    Debug.WriteLine("Event deleted.");
}