/subject
Set, modify, or clear room subject.
/subject set <subject>
/subject edit <subject>
/subject editor
/subject prepend <text>
/subject append <text>
/subject clear
set <subject>
Set the room subject.
edit <subject>
Edit the current room subject, tab autocompletion will display the subject to edit.
editor
Edit the current room subject in external editor.
prepend <text>
Prepend text to the current room subject, use double quotes if a trailing space is needed.
append <text>
Append text to the current room subject, use double quotes if a preceding space is needed.
clear
Clear the room subject.