Randy A MacDonald wrote: > If only we could change the fill element with a hook into !.(Custom)... > a expand!._1 b > 1 2 _1 3 _1 4
Using the definition of expand which comes with J: a=: 1 1 0 1 0 1 b=: 1 2 3 4 a expand f.!._1 b 1 2 _1 3 _1 4 -- Raul ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
