接收pop3 Public Function Retrieve(ByVal rhs As Pop3Message) As Pop3Message Dim message, response As String Dim msg As New Pop3Message msg.bytes = rhs.bytes msg.number = rhs.number message = "RETR " + rhs.number.ToString + vbCrLf write(message) response = Respond() If response.Substring(0, 3) <> "+OK" Then Throw New Pop3Exception(response) End If MsgBox(msg) msg.retrieved = True While (1 = 1) response = Respond() If response = "." + vbCrLf Then Exit While Else msg.message += response End If End While Return msg End Function