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Marahin/frozen_or_not.rb

Last active October 24, 2018 11:46
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frozen_or_not.rb
def set_of_elements_1
[1].freeze
end
def set_of_elements_2
[2].freeze
end
set_of_elements_3 = set_of_elements_1 + set_of_elements_2
set_of_elements_3.frozen?
=> ? # guess yourself!
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