ADC Advanced Policy Expressions

MQTT_HEADER_T


This class provides operations for describing the generic fields in all MQTT message types

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

  • IS_DUP

    Return true if DUP flag is set in the MQTT fixed header

Returns: bool_at

  • IS_RETAIN

    Return true if RETAIN flag is set in the MQTT fixed header

Returns: bool_at

  • QOS

    Return the QOS in the MQTT fixed header

Returns: num_at

MQTT_HEADER_T

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