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15 lines
276 B
Plaintext
15 lines
276 B
Plaintext
( Drop RSP until I-2 == INTERPRET. )
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: EXIT!
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['] INTERPRET ( I )
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BEGIN ( I )
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DUP ( I I )
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R> DROP I 2- @ ( I I a )
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= UNTIL
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DROP
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;
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( a -- a+1 c )
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: C@+ DUP C@ SWAP 1+ SWAP ;
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( c a -- a+1 )
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: C!+ SWAP OVER C! 1+ ;
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