Asssociative Array by Key-Value-Pair

["Nordlöw" via Digitalmars-d-learn]

On Monday, 15 December 2014 at 22:58:43 UTC, Nordlöw wrote:
> Tuple!(Key,Value)[] pairs(Key,Value)(Value[Key] aa);
>
> a suitable contender for now?
>
> I especially wonder about the mutability of parameter aa.

More specifically is

https://github.com/nordlow/justd/blob/master/range_ex.d#L545

ok?