25개 이상의 토픽을 선택하실 수 없습니다.
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
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- ( returns negative value on error )
- : _ ( c -- n )
- DUP '0' '9' =><= IF '0' - EXIT THEN
- DUP 'a' 'f' =><= IF 0x57 ( 'a' - 10 ) - EXIT THEN
- DROP -1 ( bad )
- ;
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