From: Daniel Berger <Daniel.Berger@...>
Date: 2006-08-05T03:14:10+09:00
Subject: Re: Grouping values of a hash or array.

Adrian Fraiha wrote:
> If I've got a hash
>> h = { a => 1, b => 2, c => 1, d => 1 }
> Is there an easy way to group the values to come out as 1,2?
> 
> Same for an away where [1,2,1,2,3] would come out as 1,2,3
               ^^^^
You're from the Elmer Fudd school of Ruby programming apparently. :-P

> I looked 
> through Ruby API and couldn't find anything. Anyone have any suggestions 
> as to how to go about this? 

See Array#uniq

Regards,

Dan


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