Knowledge base for Cobisi's products and services
Dim verifier = New EmailVerifier() Dim result = verifier.Verify("john@example.org", VerificationLevel.Mailbox) If (result.IsSuccess) Then Console.WriteLine("Mailbox verification test succeeded!") Else ' The test failed. Let's see why... If (result.IsSyntaxFailure) Then ' The e-mail address is not syntactically valid ' TODO: Discard this address immediately ElseIf (result.IsTimeoutFailure) Then ' It failed because of a timeout, thus it could be valid ' TODO: Save a reference to this address for future retries ElseIf (result.IsNetworkFailure) Then ' It failed because of a network failure: chances are high that this ' address is not valid! ' TODO: Discard this address or save it for future retries End If ' TODO: Test fo other failure types and act accordingly End If
Please don't hesitate to contact us if you have problems with any of our products or services; technical support is always free of charge, and requests made by registered clients will have higher priority.