Hi,
> Hi Jeff
>
> You wrote:
> > save-em: copy []
> > make-adder: func [x][
> > get in last append save-em make object! [
> > z: x f: func [y][+ z y]
> > ] 'f
> > ]
> >
> > The above creates new contexts to hold the different values
> > of X in your separate add functions. (It also creates new
> > functions that use those X values).
>
> Nice and it works.
>
> One can also tidy things up by encapsulating the block of saved
items in the
> function which also illustrates a practical use of the behavior
of literal
> blocks contained in functions.
>
> make-add: func [x][
> saved: []
> get in last append saved make object! [
> z: x
> f: func [y][+ z y]
> ] 'f
> ]
>
> Cheers
>
> -Larry
>
>
an even more tidy approach is to use www.rebol.org/general/sfun.r
make-add: func [x][
sfun [z: x] [y][+ z y]
]
Ladislav
