Emacs: Dired, Show All Subdirectories 🚀

By Xah Lee. Date: .

Dired, Show All Subdirectories

(defun xah-dired-show-all-subdirs ()
"In `dired', show all files in subdirs (“recursively”) .
Note: for thousands of files, may take a few seconds.

Code originally by Oliver Winspear.
Version: 2023-10-31"
  (interactive)
  (dired default-directory "-lR"))

;; here's older code:

;; (defun my-dired-recursive-expand ()
;;   "in `dired', show all subdirs.
;; By Oliver Winspear.
;; Version: 2023-10-31"
;;   (interactive)
;;   (when (not (eq major-mode 'dired-mode))
;;     (user-error "must be in `dired'."))
;;   (mapc (lambda (file)
;;           (when (file-directory-p file)
;;             (dired-insert-subdir file)))
;;         (directory-files-recursively default-directory "" t)))

Emacs Dired, File Management