Oh. I actually didn't understand why it was throwing a length error. I just assumed (erroneously) that since the statement worked on one item ... adding an each should work. Thanks for the heads-up. I'll keep this in mind in the future.
-----Original Message----- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Henry Rich Sent: Friday, June 27, 2008 9:40 PM To: 'Programming forum' Subject: RE: [Jprogramming] Formatting then Boxing a vector The problem with your original 'each' was that you needed to box x: (<'r<0>2.0') (8!:2) each A Henry Rich > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of Alex Rufon > Sent: Friday, June 27, 2008 5:49 AM > To: [email protected] > Subject: [Jprogramming] Formatting then Boxing a vector > > Hi. > > I have no excuse but I couldn't seem to get this to work. I'm > currently > applying a learning curve to a production plan and I encountered this > problem. > > I have a list of numbers: > A=: 6 7 8 9 10 11 12 13 > > I need to convert them to a formatted boxed string like this: > +--+--+--+--+--+--+--+--+ > |06|07|08|09|10|11|12|13| > +--+--+--+--+--+--+--+--+ > > I know I can do it this way: > < 'r<0>2.0' (8!:2) 6 > +--+ > |06| > +--+ > > When get the wrong results when I try to do it this way: > < 'r<0>2.0' (8!:2) A > +----------------+ > |0607080910111213| > +----------------+ > > 'r<0>2.0' (8!:2) each A > |length error > | 'r<0>2.0' (8!:2)each A > > 'r<0>2.0' (8!:2) box every A > 0607080910111213 > > 'r<0>2.0' (8!:2) each box every A > |length error > | 'r<0>2.0' (8!:2)each box every A > > Of course I could just use a for_xyz. Loop and be done with it but its > irking me that I can't seem to make it work. > > Thanks for the help. > > r/Alex > ---------------------------------------------------------------------- > 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
