From: Kevin Rodgers <ihs_4664@yahoo.com>
Subject: Re: newbie : elisp - prompt for input
Date: Mon, 28 Aug 2006 15:07:49 -0600 [thread overview]
Message-ID: <ecvm09$n72$1@sea.gmane.org> (raw)
In-Reply-To: <87irkc4ql6.fsf@mail.com>
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
next prev parent reply other threads:[~2006-08-28 21:07 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-08-28 19:17 newbie : elisp - prompt for input Hadron Quark
2006-08-28 21:07 ` Kevin Rodgers [this message]
[not found] ` <mailman.5849.1156799345.9609.help-gnu-emacs@gnu.org>
2006-08-28 21:15 ` Hadron Quark
2006-08-29 19:51 ` Kevin Rodgers
2006-08-28 21:24 ` David Kastrup
2006-08-29 19:53 ` Kevin Rodgers
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