byKey and byValue: properties or methods?

[bearophile]

Alvaro:

> So, not bad. In those [infrequent, I'd say] cases needing an array one 
> would do:
> 
>   auto keys = array(aa.keys);

Unfortunately in D you often need arrays, so those cases are frequent.


> even: (unsure if this would work, but somethig similar maybe)
> 
>   foreach(k; array(aa.keys).sort)
>   {
>      ... use the ordered keys
>   }

sort property is deprecated (or going to be).

Bye,
bearophile