Re: Symbol properties :prop vs 'prop

[sokobania.01@gmail.com]

Le dimanche 12 octobre 2014 09:44:42 UTC+2, Pascal J. Bourguignon a écrit :
> Paul Rankin writes:
> 
> > Is there any difference between naming a symbol property as :prop vs
> > 'prop? i.e. what does the colon ":" mean?
> > (put 'my-symbol :width 45)
> > (put 'my-symbol 'width 45)
> 
> In emacs lisp, there's no difference.

You just need to be coherent of course!
ELISP> (put 'my-symbol :width 45)
45
ELISP> (get 'my-symbol :width)
45
ELISP> (get 'my-symbol 'width)
nil
ELISP> (eq 'width ':width)
nil