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    Adafruit IO Arduino Library
    
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Class that contains MQTT subscription callbacks. More...
#include <AdafruitIO_MQTT.h>
  
 Public Member Functions | |
| virtual void | subCallback (char *val, uint16_t len)=0 | 
| Creates an instance of a MQTT subscription callback.  More... | |
Class that contains MQTT subscription callbacks.
      
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  pure virtual | 
Creates an instance of a MQTT subscription callback.
| val | Value from the MQTT subscription callback. | 
| len | Length of returned value. | 
Implemented in AdafruitIO_Feed, AdafruitIO_Group, and AdafruitIO_Time.
 1.8.13