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@kenchan
Created June 19, 2015 08:04
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[6] pry(main)> class Hoge
[6] pry(main)* def fuga
[6] pry(main)* if false
[6] pry(main)* user =nil
[6] pry(main)* end
[6] pry(main)* user
[6] pry(main)* end
[6] pry(main)* def piyo
[6] pry(main)* user
[6] pry(main)* end
[6] pry(main)* end
=> :piyo
[7] pry(main)> Hoge.new.fuga
=> nil
[8] pry(main)> Hoge.new.piyo
NameError: undefined local variable or method `user' for #<Hoge:0x007f8472758598>
from (pry):34:in `piyo'
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