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harukizaemon/empty_hash_equality.rb

Created September 26, 2009 23:19
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empty_hash_equality.rb
Welcome to interactive ruby!
irb --> RUBY_VERSION
==> "1.9.1"
irb --> {} == {}
==> true
irb --> {}.eql?({})
==> true
irb --> {}.equal?({})
==> false
irb --> {} === {}
==> true
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