ADC Advanced Policy Expressions

MQTT_UNSUBACK_RCODE_FILTER_T


This class provides operations for describing the reason code in the MQTT UNSUBACK message

This topic lists the expressions that are provided by this class.

  • COUNT

    Return the number of topics for which reason codes were received in the MQTT UNSUBACK message. Valid for MQTT version 5 onwards.

Returns: num_at

  • REASON_CODE

    Return the reason code for the first topic in the MQTT UNSUBACK message. Valid for MQTT version 5 onwards.

Returns: num_at

REASON_CODE (uint index)

Return the reason code for the topic indexed at index in the MQTT UNSUBACK message. Valid for MQTT version 5 onwards.

Parameters``:

            index- REASON_CODE index

Returns: num_at

MQTT_UNSUBACK_RCODE_FILTER_T

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