What's the secret to static class members

[ag0aep6g via Digitalmars-d-learn]

On 06/29/2016 07:00 PM, Guido wrote:
> On another topic, tuples seem to have a major problem as well.
>
> Tuple!(float, float, float) test;
> Tuple!(float, float, float) [] array_data;
>
> test[0] = 1.0;  // works
> array_data[i][0] = 1.0; // doesn't work.

Works just fine for me, if I add the missing pieces (imports, main, set 
i, put something in array_data).

Please post complete code, the compile command, the compiler version 
you're using, and the error message you get. This applies to the 
original post as well.