dired-do-find-marked-files) Find all marked files at once displaying them simultaneously. If optional noselect is non-
nilthen just find the files but do not select. If you want to keep the Dired buffer displayed, type C-x 2 first. If you want just the marked files displayed and nothing else, type C-x 1 first.
The current window is split across all files marked, as evenly as possible.
Remaining lines go to the bottom-most window. The number of files that can be
displayed this way is restricted by the height of the current window and the
When called from Lisp, extension may also be a list of extensions
and an optional argument marker-char specifies the marker used.