If the next field in the message is marked as an 'unknown value', this method will skip over the field and return true. If the field has a 'known value', the current field will not be advanced, and a TipcMsgBadFieldException will be thrown.
true if the field has 'unknown value'
| Exception Type | Condition |
|---|---|
| TipcMsgBadFieldException | If the next field is not of the requested type |
| TipcMsgEomException | If there is no next field. |
| TipcException | For all other errors |
TipcMsg Class | TipcMsg Members | TIBCO.SMARTSOCKETS Namespace | appendUnknown | CurrentFieldKnown