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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


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