Foreach loops on static arrays error message

[Ola Fosheim Grøstad via Digitalmars-d]

On Thursday, 6 July 2017 at 09:11:44 UTC, Ola Fosheim Grøstad 
wrote:
> ubyte[256] data;
>
> if  (data.length > 0) {
>    ubyte i = 0;
>    do {
>         writeln(i);
>     } while ((++i) != cast(ubyte)data.length);
> }

You also need to add an assert before the if to check that the 
last index can be represented as an ubyte. So probably not worth 
it.