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From: Hadron Quark <hadronquark@gmail.com>
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Subject: newbie : elisp - prompt for input
Date: Mon, 28 Aug 2006 21:17:57 +0200
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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:"))))