mirror of
https://github.com/hsoft/collapseos.git
synced 2024-11-20 20:18:05 +11:00
6 lines
124 B
Plaintext
6 lines
124 B
Plaintext
( returns negative value on error )
|
|
: _ ( c -- n )
|
|
DUP '0' '1' =><= IF '0' - EXIT THEN
|
|
DROP -1 ( bad )
|
|
;
|