For this purpose I'd use a verb along these lines: validate =: #~ -.@:((_=])+.(__=])+.(128!:5))
On Wed, Mar 17, 2010 at 6:30 PM, Leigh J. Halliwell <[email protected]>wrote: > Dear J Forum: > > Thank you for telling me about 128!:5. However, I found something better > for my needs. I need to exclude _ and __ also. So I just have J check for > '__ < x < _', which ferrets out _. because indeterminant is not orderable > even with the infinities. > > Sincerely, > > Leigh > > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm > ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
