Module: CoreExtensions::Array::DuplicatesCounter

Defined in:: lib/extensions/class-extensions.rb

Instance Method Summary collapse

#count_duplicates ⇒ Object

Instance Method Details

#count_duplicates ⇒ `Object`



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# File 'lib/extensions/class-extensions.rb', line 4

def count_duplicates
  self.each_with_object(Hash.new(0)) { |element, counter| counter[element] += 1 }.sort_by{|k,v| -v}.to_h
end