Re: [racket] Call by reference macro example in Racket Guide

-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 14-12-11 21:19, Harry Spier wrote: > Dear list members, > > In the Racket Guide 16.1.7 Extended Example: Call-by-Reference > Functions it shows how with macros to set up call by reference > versions of Racket functions. > > I'm a little bit conf

[racket] Call by reference macro example in Racket Guide

Dear list members, In the Racket Guide 16.1.7 Extended Example: Call-by-Reference Functions it shows how with macros to set up call by reference versions of Racket functions. I'm a little bit confused on why for the example, the macro (swap x y) was used as the example function to turn into a cal