http://www.jsoftware.com/help/dictionary/d400.htm
"The complex left argument a j. b copies a items followed by b fills." I hope this helps, -- Raul On Sun, Jun 21, 2015 at 1:02 AM, Jon Hough <[email protected]> wrote: > Interesting. I'm not sure how the complex numbers work with #. > But seems to work. > > > 1 1j1 1 1j1 # 'beef' > > > > > 'be ef' > > > >> Date: Sat, 20 Jun 2015 15:06:48 +0000 >> From: [email protected] >> To: [email protected] >> Subject: Re: [Jprogramming] Inserting spaces in a string >> >> (] #~ 1 1j1 $~ #) '93930001029303040593060708' >> 93 93 00 01 02 93 03 04 05 93 06 07 08 >> >> On 20 Jun 2015 15:03, "Björn Helgason" <[email protected]> wrote: >> >> > ((#a)$ 1 1j1 )# a=. '93930001029303040593060708' >> > 93 93 00 01 02 93 03 04 05 93 06 07 08 >> > >> > On 20 Jun 2015 07:18, "Björn Helgason" <[email protected]> wrote: >> > >> >> }: ;' ',~ &.> _2 <\ '93930001029303040593060708' >> >> 93 93 00 01 02 93 03 04 05 93 06 07 08 >> >> >> >> It is interesting to use dissect on the various solutions provided. >> >> >> >> On 19 Jun 2015 00:48, "Jon Hough" <[email protected]> wrote: >> >> > >> >> > I have a hex string >> >> > 93930001029303040593060708 >> >> > and I want to insert spaces between each byte, i.e. I want >> >> > >> >> > 93 93 00 01 02 93 03 04 05 93 06 07 08 >> >> > >> >> > >> >> > My current method works fine, but seems a little clunky, plus it adds a >> >> trailing space onto the end of the string, which isn't the end of the >> >> world >> >> and can be cleaned up, but I want to know a terser, more elegant method. >> >> My current method >> >> > >> >> > >> >> > >> >> > >> >> > ,@:(' '&(,~"1))@:(,&2@:(-:@:#) $ ]) >> >> > >> >> > >> >> > >> >> > >> >> > >> >> > >> >> > >> >> > >> >> > >> >> > >> >> > ---------------------------------------------------------------------- >> >> > 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
