Associative arrays

rsw0x via Digitalmars-d-learn digitalmars-d-learn at puremagic.com
Mon Nov 9 17:18:45 PST 2015


On Monday, 9 November 2015 at 21:33:09 UTC, TheFlyingFiddle wrote:
> On Monday, 9 November 2015 at 04:52:37 UTC, rsw0x wrote:
>> On Monday, 9 November 2015 at 04:29:30 UTC, Rikki Cattermole 
>> wrote:
>> Fwiw, EMSI provides high quality containers backed by 
>> std.experimental.allocator.
>> https://github.com/economicmodeling/containers
>
> I have a question regarding the implementation of the 
> economicmodeling hashmap. Why must buckets be a power of two? 
> Is it to be able to use the: hash & (buckets.length - 1) for 
> index calculations or is there some other reason?

I have no idea, sorry.
Schott wrote them AFAIK, he might be able to respond if he sees 
this.


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