OutgoingMessageTopic Property
This message's topic.
Syntax
ANSI (Cross Platform) char* GetOutgoingMessageTopic(int iOutgoingMessageIndex); Unicode (Windows) LPWSTR GetOutgoingMessageTopic(INT iOutgoingMessageIndex);
- (NSString*)outgoingMessageTopic:(int)outgoingMessageIndex;
#define PID_MQTT_OUTGOINGMESSAGETOPIC 41 IPWORKSIOT_EXTERNAL void* IPWORKSIOT_CALL IPWorksIoT_MQTT_Get(void *lpObj, int propid, int arridx, int *lpcbVal, int64 *lpllVal); IPWORKSIOT_EXTERNAL int IPWORKSIOT_CALL IPWorksIoT_MQTT_CheckIndex(void *lpObj, int propid, int arridx);
Default Value
""
Remarks
This message's topic.
MQTT 5 Notes:
If this value is empty, the OutgoingMessageTopicAlias property holds the assigned alias for the topic.
If this value is not empty and OutgoingMessageTopicAlias is non-zero,
The OutgoingMessageIndex parameter specifies the index of the item in the array. The size of the array is controlled by the OutgoingMessageCount property.
This property is read-only and not available at design time.
Data Type
String