Re: Roman numerals , recognizer "0r".

On 9/06/2025 12:41 am, LIT wrote:

0 VARIABLE FORMER
0 VARIABLE PRESENT
 
HERE 73 C, 86 C, 88 C, 76 C, 67 C, 68 C, 77 C,  \ I  V  X  L  C  D  M
HERE  0 C, 1 C, 2 C, 10 C, 20 C, 100 C, 200 C,
 
: VAL ( ch -- u )
 [ 0 ] LITERAL  SWAP
 LITERAL LITERAL
 DO
   DUP I C@ =
   IF  DROP I 7 + C@ DUP 0= SWAP 5 * +  NIP 1 SWAP LEAVE  THEN
 LOOP
 OVER IF NIP ELSE DROP THEN
[ 0 0 ] ; 2DROP

Yep. Nothing better than FigForth :)  How about ...

: CREATE  0 VARIABLE -2 ALLOT ;