[Jprogramming] Newbie query

[Henry Rich]

Use enc@, and dec@, to ensure the result is a list.

Henry Rich

On 12/13/2020 11:27 AM, Richard Donovan wrote:
> Hi
>
> I have written a text encryption / decryption system in J.
>
> The input has to be a literal.
>
> I test it using the following system:-
>
>
> NB. Encrypt, Decrypt, Compare identical
>     a -: d=: dec e=:enc a=:1000000#'abcdefghij'
> 1
> a -: d=: dec e=:enc a=: ": 1000000?@$?256
> 1
>
>     NB.     BUT
>     a -: d=:dec e=:enc a=: ": 44{a.
> 0
>     $d
> 1
>     $a
>
> Could someone tell me WHY and how to overcome this?
>
> Thanks
>
>
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