From: 7stud -- <dolgun@...>
Date: 2007-09-22T21:10:29+09:00
Subject: Re: foo || 0 will cause exception but not for himself

SpringFlowers AutumnMoon wrote:
> if foo is undefined, it will throw exception when referred to... as in
> try 1, 2, and 3 below.  However, it won't throw exception when assigned
> to himself...  how is that interpreted?
>
> irb(main):004:0> foo = foo || 0
> => 0
> 
> irb(main):005:0> foo
> => 0

Maybe your Variable/Method Ambiguity thread applies here?


if false
    foo = 10
end

puts foo  #nil




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