unitproc/elisp/my-reverse-region.el

   1 ;; 2020-11-17T02:13Z; bktei> Function to reverse region of text
   2 (defun my-reverse-region (beg end)
   3   "Reverse characters between BEG and END."
   4   (interactive "r")
   5   (let ((region (buffer-substring beg end)))
   6     (delete-region beg end)
   7     (insert (nreverse region))))