image-dired-show-all-from-dir
image-dired-show-all-from-dir is an interactive autoloaded compiled Lisp function in `image-dired.el
'.
(image-dired-show-all-from-dir DIR)
Make a preview buffer for all images in DIR and display it.
If the number of files in DIR matching `image-file-name-regexp'
exceeds `image-dired-show-all-from-dir-max-files', a warning will be
displayed.