> even one ~ less if you move the ~ outside the fork … Yes, but with the two ~ you don't need the parens:
tag=: i.~ ~: i:~ The i. and i: solution uses a similar idea as ~: *: ~:&.|., because i: has the &.|. "built in". On Sat, Dec 29, 2018 at 9:01 PM 'Rob Hodgkinson' via Programming < [email protected]> wrote: > Thanks Rick, works better, even one ~ less if you move the ~ outside the > fork … > > (i. ~: i:)~ t > > ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
