[Jprogramming] choosing between alternates (iif, ifelse)

[R.E. Boss]

   $(567{.c){b,:a
567 1000000

so

($ c{b,:a) = (c ,&$ a) = ,~ 1e6

and this is much more than your (or mine) hardware can contain.


R.E. Boss


> -----Oorspronkelijk bericht-----
> Van: programming-bounces at jsoftware.com [mailto:programming-
> bounces at jsoftware.com] Namens Björn Helgason
> Verzonden: vrijdag 23 december 2011 17:40
> Aan: Programming forum
> Onderwerp: Re: [Jprogramming] choosing between alternates (iif, ifelse)
> 
> For fun I was going to test this here and reached a limit
> 
>    a=: 1e6 ?@$ 0
>    b=: 1e6 ?@$ 0
>    c=: 1e6 ?@$ 2
>    10 ts 'c}b,:a'      NB. ben0
> 0.0874738 4.19441e7
>    10 ts 'c,&.>i.#c{b,:a'
> |limit error: ts
> |   c,&.>i.#c    {b,:a
> 
> It did work with the initial problem
> 
> a=: 10 20 30
>  b=: 1 2 3
>  c=: 1 0 1
> 
>    10 ts 'c,&.>i.#c{b,:a'
> 9.0654e_6 3904
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