OutgoingMessageContentType Property

String describing the content of the message.


ANSI (Cross Platform)
char* GetOutgoingMessageContentType(int iOutgoingMessageIndex);

Unicode (Windows)
LPWSTR GetOutgoingMessageContentType(INT iOutgoingMessageIndex);
- (NSString*)outgoingMessageContentType:(int)outgoingMessageIndex;

IPWORKSMQ_EXTERNAL void* IPWORKSMQ_CALL IPWorksMQ_MQTT_Get(void *lpObj, int propid, int arridx, int *lpcbVal, int64 *lpllVal);

IPWORKSMQ_EXTERNAL int IPWORKSMQ_CALL IPWorksMQ_MQTT_CheckIndex(void *lpObj, int propid, int arridx);

Default Value



String describing the content of the message. Defined by the sending and receiving application.

Valid only for MQTT 5.

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


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IPWorks MQ 2020 C++ Edition - Version 20.0 [Build 8162]