From: Yukihiro Matsumoto <matz@...>
Date: 2004-09-04T12:38:01+09:00
Subject: Re: Hashes and ordering

Hi,

In message "Re: Hashes and ordering"
    on Sat, 4 Sep 2004 11:33:04 +0900, Hal Fulton <hal9000@hypermetrics.com> writes:

|For example, does anyone depend on these hashes being
|equal?
|
|   x = {1=>2, 3=>4}
|   y = {3=>4, 1=>2}
|   x == y            #  => true

Hash value orders (if any) should not affect equality check to honor
tradition, I think.

|Or does anyone have code that depends in some other way
|on the fact that the ordering in a hash is NOT predictable?

Predictable order is a subset of unpredictable orders ;-)

							matz.