Subject: Re: setf & setq, newbie needs short definitions/examples
From: Erik Naggum <erik@naggum.no>
Date: 2000/03/24
Newsgroups: comp.lang.lisp
Message-ID: <3162858660978623@naggum.no>

* Tim Bradshaw <tfb@cley.com>
| This is useful for things like swapping variables, and other things:
| 
| 	(psetq x y 
| 	       y x)
| 
| exchanges x and y (although there are more idiomatic ways of doing this,
| perhaps).

  like (rotatef x y).

#:Erik