Re: [Amforth] double-precision number to string conversion

[Erich W. <ew....@na...>]

Hello Fred,


f.zelders--- via Amforth-devel writes:

> I created a word that converts a positive double-precision number to an 8 character string like this:
>
> : dpNumberToString ( d -- address count )
>       <# # # # # # # # # #> ; 
> This works fine for positive numbers.
> However I want to convert negative double-precision numbers too.
>
> Any idea how I can make that work?

Check out the definitions of "d." "d.r".

common/words/d-dot.asm
common/words/d-dot-r.asm

At the end of these files there is equivalent forth code.

Also be sure to check out Leo Brodie's "Starting Forth", chapter
7 on numbers:
http://home.iae.nl/users/mhx/sf.html


Cheers,
Erich

-- 
May the Forth be with you ...