以下 Flow Control 關鍵字可用在指令碼中,以便傳回該指令碼內各步驟的「錯誤」或「成功」回應。
IfState {ERR|OK} label
IfState ERR End
IfState OK Bye
Goto End
Goto End
Exit {ERR|OK}
Exit ERR
Exit OK
:
(後接名稱)Bye
OnError {EXIT|CONTINUE|GOTO} label
OnError EXIT(預設行為)
OnError CONTINUE
OnError GOTO Logoff