EMQPUBCLOSE – remove a publish message topic

Remove a publish message topic.

Type Syntax Returned Result
Test

AT+EMQPUBCLOSE=?

OK

 

+EMQPUBCLOSE:(0-7)
Read

AT+EMQPUBCLOSE?

OK

or

ERROR
Write

AT+EMQPUBCLOSE=(0-7)

where:

(0-7) is a publish index number in the range from 0, up to and including 7. You must have already published a topic to the selected index number, or the command will return an error.

OK

 

+EMQPUBCLOSE:(0-7),<status>

where:

  • (0-7) is the publish index number you selected from the range
  • status is either:
    • 0 – subscription cancelled successfully
    • -2 – no topic was registered for the given index

or

ERROR – the command failed

Example

AT+EMQPUBCLOSE=0

OK

 

+EMQPUBCLOSE: 0,0

Where to next?

Related resources