I didn't think of that! Sent from my iPad
> On Oct 2, 2013, at 9:09 AM, Raul Miller <[email protected]> wrote: > > J also displays 1 and ,'1' identically. > > If you want serialization for external contexts you have to go to a > bit more effort. (As an aside: K and Q take a different approach, with > a different set of tradeoffs.) > > FYI, > > -- > Raul > >> On Wed, Oct 2, 2013 at 2:32 AM, km <[email protected]> wrote: >> J displays <1 2 and , <1 2 identically -- you can't tell from the display >> that the first is a scalar and the second is a one-element list. The >> utility bi below boxes the items of non-scalars but displays scalars the way >> J does. Experiment with this utility. Try bi i. 3 2 4 and bi <1 2 and >> bi , <1 2 . And try bi on }. 2; < 2 4 $ i.8 and on {: 2; < 2 4 $ i.8 >> >> bi =: (<"_1)`]@.(''-:$) NB. box items of non-scalar arrays >> >> --Kip Murray >> >> Sent from my iPad >> >>> On Oct 1, 2013, at 11:17 PM, Pascal Jasmin <[email protected]> wrote: >>> >>> I am taking the shape after I have opened the item. I'd expect it (the >>> insides) to be the same whether I got the item from }. or {: >>> >>> >>> >>> ----- Original Message ----- >>> From: Roger Hui <[email protected]> >>> To: Programming forum <[email protected]> >>> Cc: >>> Sent: Wednesday, October 2, 2013 12:00:27 AM >>> Subject: Re: [Jprogramming] strange difference between }. and {: >>> >>> Not so strange. }. and {: are not equivalent, even on 2-element lists. >>> >>> >>> On Tue, Oct 1, 2013 at 8:56 PM, Pascal Jasmin <[email protected]>wrote: >>> >>>> $ >@}. 2; < 2 4 $ i.8 >>>> 1 2 4 >>>> $ >@{: 2; < 2 4 $ i.8 >>>> 2 4 >>>> ---------------------------------------------------------------------- >>>> 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 ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
