David Mitchell wrote: > I found these pages helpful as well as the excellent references above: > http://www.jsoftware.com/help/jforc/parsing_and_execution_ii.htm
Wow, I really need to review J for C Programmers. It's a gold mine. Look: > Avoid using the parameter names x, y, u, v, m, and n > ... when an explicit definition is running, those names > are always evaluated before they are put onto the stack > (in other words, they are passed by value rather than > by name, even if they are verbs). Therefore, they > produce value error if they are undefined when used. and I was citing some old J Forum post! -Dan ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
