From: "J. Cooper" <nefigah@...>
Date: 2008-06-18T00:50:27+09:00
Subject: Re: Avoiding copies of method arguments

Just test it out:

irb >> def change(str)
irb >> str << 'z'
irb >> end
irb => nil
irb >> v
irb => "abc"
irb >> change(v)
irb => "abcz"
irb >> v
irb => "abcz"

-- 
Posted via http://www.ruby-forum.com/.