I've tried to cover these sort of questions on the wiki : see
http://www.jsoftware.com/jwiki/Guides/General_FAQ/Numbers_and_Character_Representations#head-9a1d957ec99d6b945fb7e98b50433d012be3ccc1,
for example.
On 12/4/07, Chris Burke <[EMAIL PROTECTED]> wrote:
>
> Alex Rufon wrote:
> > Now I get it ... when I was trying out the new format function I wasn't
> passing it the complete parameters like so:
> > NB. convert to zero padded 2 digits
> > 'r<00>' 8!:0 2
> > |rank error
> > | 'r<00>' 8!:0 2
> >
> > So now I can just write my zero pad function as:
> > zeropad=: dyad define
> > ('r<0>' append (format x) append '.0') (8!:2) y
> > )
> >
> > 5 zeropad 3
> > 00003
> >
> > 5 zeropad each increment integers 10
> > ┌─────┬─────┬─────┬─────┬─────┬─────┬─────┬─────┬─────┬─────┐
> > │00001│00002│00003│00004│00005│00006│00007│00008│00009│00010│
> > └─────┴─────┴─────┴─────┴─────┴─────┴─────┴─────┴─────┴─────┘
> >
> > This is great! Thanks again. :)
>
> If you are formatting several values, use 8!:0, and not 8!:2 with each,
> e.g.
>
> 'r<0>5.0' (8!:0) i.6
> +-----+-----+-----+-----+-----+-----+
> |00000|00001|00002|00003|00004|00005|
> +-----+-----+-----+-----+-----+-----+
> ----------------------------------------------------------------------
> For information about J forums see http://www.jsoftware.com/forums.htm
>
--
Devon McCormick, CFA
^me^ at acm.
org is my
preferred e-mail
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