Asssociative Array by Key-Value-Pair

[bearophile via Digitalmars-d-learn]

Nordlöw:

> Is there a combined property of AAs that combine keys and 
> values typically
>
> .pairs()
>
> or
>
> .byPairs()
>
> I need to sort the elements of an AA by value and then 
> retrieved corresponding keys in the order sorted.

You can add an eager pairs() function to Phobos that returns an 
array of tuples.

byPairs can't be done in object.d for the dependency from tuples 
that aren't yet (and perhaps never) built-in in D, and it can't 
be done in Phobos because it needs access to unspecified runtime 
functions.

Bye,
bearophile