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fronx/infinite_hash.rb

Created November 27, 2011 13:40
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infinite_hash.rb
recursive_hash = lambda { |h,k| h[k] = Hash.new(&recursive_hash) }
table = Hash.new(&recursive_hash)
table['a']['x'] = 1
table['a']['y'] = 2
table['b']['x'] = 3
table['b']['y'] = 4
# {"a"=>{"x"=>1, "y"=>2}, "b"=>{"x"=>3, "y"=>4}}
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