Open
Description
Command: TOPIC
Parameters: []
The TOPIC message is used to change or view the topic of a channel.
The topic for channel is returned if there is no
given. If the parameter is present, the topic for that
channel will be changed, if the channel modes permit this action.
Numeric Replies:
ERR_NEEDMOREPARAMS ERR_NOTONCHANNEL
RPL_NOTOPIC RPL_TOPIC
ERR_CHANOPRIVSNEEDED