For a specific verb like i."0 there are specific techniques that can be used to avoid the boxing. For general verbs u I doubt that there is much to be gained by avoiding the boxing, but if there were it'd be easier to recognize ;@:(<@u) than some other phrase and support it with special code.
----- Original Message ----- From: "R.E. Boss" <[EMAIL PROTECTED]> Date: Thursday, November 9, 2006 1:00 am Subject: [Jprogramming] How to avoid fills without boxing? > How do I realize without boxing (performance reasons) > ;@:(<@i."0) i.5 > 0 0 1 0 1 2 0 1 2 3 > > So in general, the _1-cells of the result of a verb u do not match > in shape > and so fills are used to make them match. > How do I append the _2-cells of the result, which do match in > shape, apart > from ;@:(<@u) ? ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
