Re: newbie : elisp - prompt for input

[Kevin Rodgers]

Hadron Quark wrote:
> Is the snippet below the best way to prompt and parse an integer value?
>
>
> (defun count-words(max)
>   "count words in buffer"
>   (interactive "nMax words to count to:")
>   (while (zerop max)
>     (setq max (string-to-number(read-string "> 0 please. re-enter:"))))

The only thing I see wrong with it is that the check runs outside
of the interactive form, and prompts the user (regardless of whether
the function was called interactively).

--
Kevin