A simpler phrase for [EMAIL PROTECTED] is [^: [^:(a:-:])/\ 'a';'';'';'bb';'';'ccc';'';'';'' +-+-+-+--+--+---+---+---+---+ |a|a|a|bb|bb|ccc|ccc|ccc|ccc| +-+-+-+--+--+---+---+---+---+
--- "R.E. Boss" <[EMAIL PROTECTED]> wrote: > [EMAIL PROTECTED](a:-:])/\ mylist > +-+-+-+--+--+---+---+---+---+ > |a|a|a|bb|bb|ccc|ccc|ccc|ccc| > +-+-+-+--+--+---+---+---+---+ > > > R.E. Boss > > > -----Oorspronkelijk bericht----- > > Van: [EMAIL PROTECTED] [mailto:programming- > > [EMAIL PROTECTED] Namens [EMAIL PROTECTED] > > Verzonden: dinsdag 5 februari 2008 12:03 > > Aan: [email protected] > > Onderwerp: [Jprogramming] populating a list of boxed strings > > > > I'm a J beginner with the following (little) problem: > > I have a list of boxed strings, and many of them are empty; for example: > > > > ] mylist=. 'a';'';'';'bb';'';'ccc';'';'';'' > > +-+++--++---++++ > > |a|||bb||ccc|||| > > +-+++--++---++++ > > > > I'm looking for verb that fills empty boxes with the content of the > > previous > > box. My actual solution is: > > > > (4 : 'if. a:-:y do. x else. y end.') /\ mylist > > +-+-+-+--+--+---+---+---+---+ > > |a|a|a|bb|bb|ccc|ccc|ccc|ccc| > > +-+-+-+--+--+---+---+---+---+ > > > > which is what I want, but I think there is something simpler, avoiding use > > of > > "if". > > > > Regards, > > Lorenzo > > ---------------------------------------------------------------------- > > For information about J forums see http://www.jsoftware.com/forums.htm > > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm > ____________________________________________________________________________________ Be a better friend, newshound, and know-it-all with Yahoo! Mobile. Try it now. http://mobile.yahoo.com/;_ylt=Ahu06i62sR8HDtDypao8Wcj9tAcJ ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
