From: Jake McArthur <jake.mcarthur@...>
Date: 2006-04-20T01:14:31+09:00
Subject: Re: Is there an "in" operator in ruby ?

If Array was extended with some set theory, things like this would be  
possible:

@test.intersect([1..10]).each { |item| puts item }

:)

- Jake McArthur