in postgres, can one query the current listeners?

Question

in the notify / listen for postgres, one listens through

listen channel

is there a way to query the current channels to which the session is listening?

have gone through doc with luck as yet.

Answer 1

select * 
from pg_listening_channels() 

This is listed in the chapter "System Information Functions":

http://www.postgresql.org/docs/current/static/functions-info.html