Begins asynchronous Delete operation. Marks a message as deleted. Messages marked as deleted will actually be deleted after a call to Disconnect() method.
public Task DeleteAsync(int sequenceNumber, object state = null)
The sequence number of the message to delete.
An optional user-provided object that identifies this particular asynchronous operation.
Represents POP3 DELE command.
Use Undelete() method to unmarked messages marked as deleted.