From: Joshua Muheim <forum@...>
Date: 2007-11-23T21:25:48+09:00
Subject: Two arrays: return only values that exist in both arrays?

Hi all

a = [:one, :two, :three, :six]
b = [:two, :four, :five: six]

I want to extract the values of two arrays which exist in both ones (a
and b):

# => [:two, :six]

Does there exist a method for this?

Thanks
Josh
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