Re: Extended ascii characters in emacs lisp

[Gregory Benjamin]

On Fri, Apr 20, 2012 at 10:37:02PM +0100, Richard H Lee wrote:
> Hi (again),
> 
> I'm using fill-column-indicator.el to set a column margin at column
> 80 in emacs. Currently it uses the pipe "|" symbol as the margin
> character.
> 
> I would like to change it one of the extended ascii characters, e.g.
> the solid block / long vertical pipe. I can set it to standard ascii
> characters using:
> 
> (setq fci-rule-character ?\101)
> 
> e.g. this will set the character to "A". But if I go over 127 into
> extended-ascii, I get:
> 
> Invalid read syntax: ?
> 
> What is the emacs lisp syntax for extended ascii characters?

Instead of extended ascii, I just tried unicode, for example:

(ucs-insert "2503")┃

See Unicode standard 6.1 Box Drawing for other choices.

Best,
Greg