Function: doctor-$
doctor-$ is a byte-compiled function defined in doctor.el.gz.
Signature
(doctor-$ WHAT)
Documentation
Return the car of a list, rotating the list each time.
Source Code
;; Defined in /usr/src/emacs/lisp/play/doctor.el.gz
(defun doctor-$ (what)
"Return the car of a list, rotating the list each time."
(let* ((vv (symbol-value what))
(first (car vv))
(ww (append (cdr vv) (list first))))
(set what ww)
first))