From: Hans Mackowiak Date: 2013-03-16T17:56:32+09:00 Subject: Re: confusion with Ruby's enum#inject [1,2,4,3].inject(:+) works the "same" as [1, 2, 3, 4].inject() { |result, element| result.send(:+,element) } -- Posted via http://www.ruby-forum.com/.