(.NET Core C#) Delete IMAP Email

To delete an email, the "Deleted" flag must be set to 1 for each message to be deleted. You must also call Expunge or ExpungeAndClose to remove the emails marked as deleted.

Chilkat .NET Downloads Chilkat .NET Assemblies Chilkat for .NET Core Chilkat for Mono

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

// This example deletes email matching a criteria from Inbox.
Chilkat.Imap imap = new Chilkat.Imap();

// Turn on session logging:
imap.KeepSessionLog = true;

// Connect to an IMAP server.
// Use TLS
imap.Ssl = true;
imap.Port = 993;
bool success = imap.Connect("imap.someMailServer.com");
if (success != true) {
    Debug.WriteLine(imap.LastErrorText);
    return;
}

// Login
success = imap.Login("myLogin","myPassword");
if (success != true) {
    Debug.WriteLine(imap.LastErrorText);
    return;
}

// Select an IMAP mailbox
success = imap.SelectMailbox("Inbox");
if (success != true) {
    Debug.WriteLine(imap.LastErrorText);
    return;
}

Chilkat.MessageSet messageSet = null;
bool fetchUids = true;
// Get the message IDs for all emails having "FTP2" in the subject.
messageSet = imap.Search("SUBJECT FTP2",fetchUids);
if (imap.LastMethodSuccess == false) {
    Debug.WriteLine(imap.LastErrorText);
    return;
}

// Set the Deleted flag for each message:
success = imap.SetFlags(messageSet,"Deleted",1);
if (success != true) {
    Debug.WriteLine(imap.LastErrorText);
    return;
}

// Expunge and close the mailbox.
success = imap.ExpungeAndClose();
if (success != true) {
    Debug.WriteLine(imap.LastErrorText);
    return;
}

// Display the session log.
Debug.WriteLine(imap.SessionLog);

// Disconnect from the IMAP server.
success = imap.Disconnect();