From: Darshan Ishaya <darshan.ishaya@...>
Date: 2006-11-23T15:17:31+09:00
Subject: Re: Compare Array Values?

I think it does!  I think hash() is the magic method that I was looking 
for originally. I considered object_id(), but objects that are eql? can 
have different object_id's, so it was a no-go.  hash() seems to be the 
magic one.

I think you get the award.

Darshan

Farrel Lifson wrote:
> On 23/11/06, Darshan.Ishaya <Darshan.Ishaya@gmail.com> wrote:
>> Well, I'm new to Ruby, but it was an interesting question so I gave it
>> a stab.  My first idea was
>>
>> a.sort == b.sort
>>
>> which works if all the elements of an array of of the same class.  But
>> if you mix objects of different class (like you example with Fixnums
>> and a String), sort() craps out on it.  You can pass a block to sort,
>> but I couldn't think of a good way to use that to our advantage.  So I
>> resorted to more of a brute force method:
>
> Would this work?
> a.sort_by{|n| n.hash} == b.sort_by {|n|n.hash}
>
> Farrel
>
>