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Stored procedures
Allows you to unsubscribe from a MQTT notification.
Versions 24 and later
Android This function is now available for Android applications.
New in version 24
Android This function is now available for Android applications.
Android This function is now available for Android applications.
Example
MQTTUnsubscribe(gMqttSession, "sensors/sensor1/temperature1")
Syntax
<Result> = MQTTUnsubscribe(<MQTT session> , <Topic>)
<Result>: Boolean
  • True if the unsubscription is implemented,
  • False otherwise. ErrorInfo returns more details.
<MQTT session>: mqttSession variable
Name of mqttSession variable corresponding to the MQTT session to use.
<Topic>: Character string (with quotes)
Topic for which the unsubscription is requested.
Component : wd250com.dll
Minimum version required
  • Version 22
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