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Re: reading a variable from the user
From: |
Tassilo Horn |
Subject: |
Re: reading a variable from the user |
Date: |
Wed, 10 Oct 2012 11:16:06 +0200 |
User-agent: |
Gnus/5.130006 (Ma Gnus v0.6) Emacs/24.2.50 (gnu/linux) |
Francesco Mazzoli <f@mazzo.li> writes:
> At Wed, 10 Oct 2012 00:24:35 -0700 (PDT),
> drain wrote:
>> Is there a function that prompts the user in the mini-buffer, matches the
>> string input with a local variable name, and then returns the variable?
>
> You can use something like
>
> (defun foo (var)
> (interactive "v")
> (message "%S" (symbol-value var)))
>
> See the help page for `interactive' for more info.
Or simply do `C-h v <variable-name> RET' which shows the documentation
and the current value of that variable.
Bye,
Tassilo