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Re: how to show ascii number of a character


From: Pascal Bourguignon
Subject: Re: how to show ascii number of a character
Date: 12 Jan 2003 23:33:20 +0100
User-agent: Gnus/5.09 (Gnus v5.9.0) Emacs/21.2

Romain FRANCOISE <romain@orebokech.com> writes:

> Zimmen Gnauh <yah00204052@yahoo.com> writes:
> 
> >    Is there any emacs function that can show a the ascii number of a
> > character? i.e. you enter a character, and it shows a number. For
> > example, enter character D, it will show 68, or in octal, binary or
> > other forms. 
> 
> Add this to your ~/.emacs:
> 
> (defun zg-char-to-ascii ()
>   "Show the ASCII number of a character."
>   (interactive)
>   (message (number-to-string
>             (aref (read-from-minibuffer "Type a character: ") 0))))
> 
> ... and do M-x zg-char-to-ascii.
> 
> Cheers,


(defun show-ascii ()
    (interactive)
    (message "The code of the character at point is: %d" (char-after)))

In emacs, a character is an integer. 

If you  place the  point at  an ASCII character,  you'll get  an ASCII
code, but otherwise, it depends  on the encoding currently used in the
buffer.


-- 
__Pascal_Bourguignon__                   http://www.informatimago.com/
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There is a fault in reality. Do not adjust your minds. -- Salman Rushdie


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