From: Hal Fulton <hal9000@...>
Date: 2006-08-22T07:57:14+09:00
Subject: Re: Why Does Hash Apparently Reorder Its Internal Representation And Other Associated Ponderings

Phrogz wrote:
> Austin Ziegler wrote:
> 
>>PHP's "array" is an associative array allowing "hash"-like handling
>>with an ordered iteration. That's probably the source of 99% of the
>>reasons that people want it.
> 
> 
> And, for what it's worth, JavaScript's Object primitive is also an
> associative array that retains insertion order for iterating keys,
> while exhibiting performance characteristics of a hash.
> 

I find that interesting, since so many appear convinced that
a so-called ordered hash would be "too slow."

Do you know anything about the internal implementation?


Hal