Added in 1.5
/clear [-chols] [windowname]
Clears the buffer of current window or [windowname].
If window is a picture window the image buffer is cleared.
-c - Clears the click history in a picture window.
-h - Clears the Editbox history.
-o - Clears the window position/size for this window.
-l - Clears the side-Listbox in a custom window
-s - Clears the Status Window.
[windowname] - A window to clear.
; Clears the Editbox of current window. /clear -h ; Clears the channel text on channel #test /clear #test