From: Giampiero Zanchi <cidza@...>
Date: 2009-08-25T21:21:26+09:00
Subject: Re: INNER JOINING Two Arrays

hello
you could also use index and rindex
http://www.ruby-doc.org/core/classes/Array.html#M002178
http://www.ruby-doc.org/core/classes/Array.html#M002179
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