Re: how to have line numbers start at 0?

[Xah Lee <xahlee@gmail.com>]

On Aug 27, 2:37 am, Teemu Likonen <tliko...@iki.fi> wrote:
> On 2009-08-27 02:25 (-0700), Xah Lee wrote:
>
> > with emacs 23, is it possible to have line numbers on the margin start
> > at 0?
>
> Do you mean like this:
>
>     (setq linum-format #'(lambda (number)
>                            (format "%3d" (1- number))))
>
> Or with dynamic width:
>
>     (setq linum-format #'my-linum-format)
>
>     (defun my-linum-format (number)
>       (format
>        (let ((w (length (number-to-string
>                          (count-lines (point-min) (point-max))))))
>          (concat "%" (number-to-string w) "d"))
>        (1- number)))

Thanks. :)

 Xah