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Showing content from https://lists.gnu.org/archive/html/help-gnu-emacs/2015-08/msg00749.html below:

Re: get nargs for a function

> (defun args (function)
>   "The arg list of FUNCTION."
>   (let ((kind (car function)))
>     (if (eq kind 'closure)
>         (cadr (cdr function))
>       (cadr function))))

To get the description of the arglist, you're better off using
`help-function-arglist'.


        Stefan

• get nargs for a function, Sam Halliday, 2015/08/28
  • Re: get nargs for a function, Ian Zimmerman, 2015/08/28
  • Re: get nargs for a function, Stefan Monnier, 2015/08/29
  • Message not available
    • Re: get nargs for a function, Sam Halliday, 2015/08/29
      • Re: get nargs for a function, Stefan Monnier <=
      • Message not available
      • Re: get nargs for a function, Sam Halliday, 2015/08/30
      • Re: get nargs for a function, Stefan Monnier, 2015/08/30

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