[DGD] Multi-dimensional arrays

[Erwin Harte]

On Fri, Mar 22, 2002 at 07:33:00PM -0800, Sergey S. Koval wrote:
> Hello,
>  I'we got nasty problem.
> 
> I have following code:
> 
> mixed * arr;
[...]
>   arr = allocate(SIZE_Y);
>   for (i = 0; i < SIZE_Y; i++) arr[i] = allocate(SIZE_X);
[...]
>  arr[some_int_variable][some_int_variable] = ob;
> 
> ... and have "Index on bad type" run-time error.
> 
> When i'm trying to do following:
>  arr[0][0] = 0;
> i have same error.
> 
> What's wrong in my code ?

Nothing obvious (to me) from what you've quoted to us here.

I assume that all of this either happens inside one function, or that
'arr' is a global variable.  If the latter, could it be that arr is
set back to nil in another part of the object, for instance by a
restore_object() call?

Cheers,

Erwin.
-- 
Erwin Harte <harte at xs4all.nl>
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