Type alias OnMessageCallback

Type declaration

• • (topic, payload, dup, qos, retain): void

  • Function called upon receipt of a Publish message on a subscribed topic.

    Parameters

    • topic: string

      The topic to which the message was published.

    • payload: ArrayBuffer

      The payload data.

    • dup: boolean

      DUP flag. If true, this might be re-delivery of an earlier attempt to send the message.

    • qos: QoS

      Quality of Service used to deliver the message.

    • retain: boolean

      Retain flag. If true, the message was sent as a result of a new subscription being made by the client. *

    Returns void