From: ChrisH <chris.hulan@...>
Date: 2006-03-29T17:28:42+09:00
Subject: Re: two arrays problem (although different from the other two arrays)

Kev Jackson wrote:
> I have a bunch of japanese encoded words in Kanji and Hirigana (I
> think).  Each set is broken into two pieces, name and type, which can be
> combined to produce many more words, so this looks like a classic
> 'iterate over two arrays problem'
>
> This is what I have, I tried messing with inject and I couldn't get the
> desired output.  If anyone wants to golf it I'd like to learn what I
> should be doing instead
>
>   corp_data_1.each do |cd1|
>       corp_data_2.each do |cd2|
>         rd << cd1 + cd2
>       end
>     end
>
> Thanks
> Kev

Not necessarily better but:

rd = corp_data_1.map{|cd1| corp_data_2.map{|cd2| cd1 + cd2}}

cheers