collapseos/blk/439

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2020-04-25 21:54:07 -04:00
: _|&
( n1 n2 cell )
>R >R DUP R> R> ( n1 n1 n2 cell )
@ EXECUTE ( n1 f )
;
( n1 f n2 -- n1 f )
: _|
CREATE , DOES>
( n1 f n2 cell )
ROT IF 2DROP 1 EXIT THEN ( n1 true )
_|&
;