From: Jedrin <jrubiando@...>
Date: 2010-08-18T01:05:30+09:00
Subject: question on if / defined?()

assuming x is not defined, why does the statement

x = true if !defined?(x)


produce x is nil ?

y = true if !defined?(x)

 is no different

this however works fine:

if !defined?(x)
  x = true
end