[REBOL] Re: Functional programming in REBOL
From: lmecir:mbox:vol:cz at: 10-Aug-2001 9:31
Hi,
> I just went back and checked the source for that puzzle and it should have
> been written
>
> puzzle: dupx (uncurry :dupx)
>
> which makes sense because dupx returns a function of one arg, which is
> consumed by uncurry which returns a function of two args which is consumed
> by dupx which returns a function of one arg. So the idea is we use uncurry
> to change dupx so that it can be applied to itself.
>
> > > dupx: cfunc [f2][func [x][f2 :x :x]]
> > > uncurry: cfunc [f][func [x y][do f :x :y]]
> > >
> > > What does the function puzzle do?
It works like function:
puzzle2: func [x] [x :x :x]
