You did not execute the previous line:

   9!:7]11#' '

That line is necessary for

   ,1 1}._1 _1}.":Z

to put spaces between the words.

That said, after using the above technique you might want to restore
box drawing characters.  For this you can use the "Toggle Ascii Box
Drawing" menu entry from j6 ide, or something like:

   9!:7'+|-'#~9 1 1

j7 ides probably have a mechanism for this also?

FYI,

-- 
Raul

On Mon, Jan 2, 2012 at 8:47 PM, Linda Alvord <lindaalv...@verizon.net> wrote:
> The example here replaces the space between words with |
>
> Z=: ;:'alpha bravo charlie'
>   Z
> ┌─────┬─────┬───────┐
> │alpha│bravo│charlie│
> └─────┴─────┴───────┘
>   b2o=: [:}. [: ; ' ' ,&.> ]
>   b2o
> [: }. [: ; ' ' ,&.> ]
>
>  $b2o Z
> alpha bravo charlie
>   $b2o Z
> 19
>   _1 _1}.":Z
> ┌─────┬─────┬───────
> │alpha│bravo│charlie
>
>  ,1 1}._1 _1}.":Z
> alpha│bravo│charlie
>
>   $,1 1}._1 _1}.":Z
>
> This doesn't remove the  |  between words.  However it is interesting because 
> it illustrates how the boxes are constructed!
>
> Linda
>
> -----Original Message-----
> From: programming-boun...@jsoftware.com 
> [mailto:programming-boun...@jsoftware.com] On Behalf Of Raul Miller
> Sent: Monday, January 02, 2012 11:26 AM
> To: Programming forum
> Subject: Re: [Jprogramming] Linking boxed strings with intervening spaces
>
> The initial transcript should have been:
>
>   Z=: ;:'alpha bravo charlie'
>
>   ;:inv Z
> alpha bravo charlie
>
>   }.;' ';"1,.Z
> alpha bravo charlie
>
>   9!:7]11#' '
>
>   ,1 1}._1 _1}.":Z
> alpha bravo charlie
>
> My gmail induced formatting errors are seriously making me reluctant
> to use email.
>
> --
> Raul
>
> On Mon, Jan 2, 2012 at 11:21 AM, Raul Miller <rauldmil...@gmail.com> wrote:
>>   Z=: ;:'alpha bravo charlie'
>>    ;:inv Zalpha bravo charlie   }.;' ';"1,.Z
>> alpha bravo charlie
>>   9!:7]11#' '
>>   ,1 1}._1 _1}.":Z
>> alpha bravo charlie
>>
>> I think ;:inv is the closest you are going to get to a single
>> primitive version.  There are probably too many worthwhile
>> possibilities for alternatives (newlines should terminate, commas
>> should separate, bullets should prefix, ...) for other the
>> alternatives to be single-primitive
>>
>> That said, I do wish that L: would turn constants into verbs the same
>> way that "_ does:
>>
>>   ;}.,', ';"1 ,.Z
>> alpha, bravo, charlie
>>   ;}.,(,.~ 1 |.!.(<' and ') ', '"_ L:0) Z
>> alpha, bravo and charlie
>>
>>
>> --
>> Raul
>>
>> On Mon, Jan 2, 2012 at 10:35 AM, Ian Clark <earthspo...@gmail.com> wrote:
>>> Suppose z is boxed strings, eg  z=: ;: 'alpha bravo charlie'
>>>
>>> I half-recall there's a neater (single-primitive) way to recover the
>>> string 'alpha bravo charlie' from z than:
>>>
>>>   b2o=: [: }. [: ; ' ' ,&.> ]
>>>   b2o z
>>> alpha bravo charlie
>>>
>>> but I've forgotten what it is and can't seem to find it in Voc or Dic.
>>>
>>> On the page for "Raze" (;) the Dictionary says archly:
>>>   The fit conjunction (;!.f) provides fill specified by the atom f
>>> but AFAICS (;!.' ')z is the same as ;z , viz: 'alphabravocharlie' .
>>>
>>> Nor incidentally is (;) listed as such on the page for "Fit" (!.) .
>>>
>>> I observe however that:
>>>   ;:inv z
>>> alpha bravo charlie
>>>
>>> But what's in my mind is a way of interleaving some other letter, or 2
>>> spaces, or comma-space, etc.
>>>
>>> BTW timer (6!:2) tells me that ;:inv is slower than b2o .
>>> ----------------------------------------------------------------------
>>> For information about J forums see http://www.jsoftware.com/forums.htm
> ----------------------------------------------------------------------
> For information about J forums see http://www.jsoftware.com/forums.htm
>
> ----------------------------------------------------------------------
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