Re: Elegant code Was: Re: what kind of non microconroller app are

On Apr 21, 1:58 am, Jonah Thomas <jethom...@[EMAIL PROTECTED]
> wrote:
> Only 3 stack items. Why is it so hard? Because with ( a b c ) the things
> we need to do require copies
>
> len
> ca xt
> ca len      original, not copy
> xt ca len   original

> There's no way to get all four patterns without some stack juggling. (Or
> locals.)

Or a string reference stack. Or an xt-stack ...

>ACT
USE-ACT ( destructive)
REPEAT-ACT ( non-destructive)
ACT>
DROP-ACT

.... indeed, if you don't need the R-stack except for the XT, you could
start out with those as R-stack macros until they proved out as useful.