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1syo/gist:5718697

Created June 6, 2013 01:32
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gistfile1.rb
class C
attr_accessor :m
def initialize(&block)
instance_eval(&block)
end
end
x = "hoge"
c = C.new { self.m = x }
puts c.m #=> "hoge"
@x = "hoge"
c = C.new { self.m = @x }
puts c.m #=>
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