Yes, it looks like we reached a similar conclusion. I just needed to step back and think about / . Thanks
On Mon, Nov 12, 2018 at 7:34 PM Raul Miller <[email protected]> wrote: > I didn’t see anyone using the approach which I would think of as obvious, > so: > > f=: fullNames > > s=:shortNames > > ,I.|:s +./@E.&>/ f > > 0 0 1 2 > > > Useful? > > > Thanks, > > > — > > Raul > On Monday, November 12, 2018, Joe Bogner <[email protected]> wrote: > > > Thanks all. The solutions above were more complicated than I expected. I > > had assumed I was missing something obvious. The obvious miss was to use > / > > ... I was thinking I could do something with rank alone > > > > For comparison it is combination of map and reduce in javascript > > > > ['Joe B','Joe Q','Bobby Z','Janet F'].map(function(x) { return > > ['Joe','Bob','Jane'].reduce(function(acc,y,idx) { return > > x.indexOf(y)>=0?idx:acc },-1) }) > > > > [0, 0, 1, 2] > > > > > > > > On Mon, Nov 12, 2018 at 6:17 PM 'Mike Day' via Programming < > > [email protected]> wrote: > > > > > or this variant? > > > > > > f(1 i.~"1+./@E.~&> /)s. NB. f & s obvious? > > > 0 0 1 2 > > > > > > This lists the index of the first instance of a substring of each > element > > > of fullNames in the > > > shortNames boxed list. It assumes it's there somewhere, but you can > use > > > the property > > > that non-inclusion is shown by index = length or number of shortNames. > > > > > > Any help, > > > > > > Mike > > > > > > > > > > On 12 Nov 2018, at 22:29, Brian Schott <[email protected]> > wrote: > > > > > > > > Is this anything you can use? > > > > > > > > I.fullNames(((]))&: >"0/-:"1 ((#@]{.[))& >"0/) shortNames > > > > > > > > > > > > -- > > > > (B=) <-----my sig > > > > Brian Schott > > > > > ---------------------------------------------------------------------- > > > > For information about J forums see > http://www.jsoftware.com/forums.htm > > > > > > ---------------------------------------------------------------------- > > > For information about J forums see http://www.jsoftware.com/forums.htm > > ---------------------------------------------------------------------- > > For information about J forums see http://www.jsoftware.com/forums.htm > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
