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* five (or six) ways to invoke a function
@ 2021-10-18 19:51 Emanuel Berg via Users list for the GNU Emacs text editor
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From: Emanuel Berg via Users list for the GNU Emacs text editor @ 2021-10-18 19:51 UTC (permalink / raw)
  To: help-gnu-emacs

Five (or six) ways to invoke the same function ...

(defun hline (&optional char)
  (interactive "P")
  (let ((len (- (window-width) (or (current-column) 0) 1))
        (c   (or (and (listp char) (car char))
                 (and (numberp char) char)
                 ?-) ))
    (insert (make-string len c)) ))

(when nil
  (hline)----------------------------------------------------------------------
  (hline 42)*******************************************************************
  (hline ?+)+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
  M-x hline RET----------------------------------------------------------------
  C-u C-u C-u M-x hline RET@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
  C-u 59 M-x hline RET;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
)

https://dataswamp.org/~incal/emacs-init/string.el

-- 
underground experts united
https://dataswamp.org/~incal




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