Module: MoreCoreExtensions::ArrayDuplicates

Defined in:

lib/more_core_extensions/core_ext/array/duplicates.rb

Instance Method Summary

• #duplicates ⇒ Object

  Returns an Array of the duplicates found.

Instance Method Details

#duplicates ⇒ Object

Returns an Array of the duplicates found.

[1, 2, 3, 4, 2, 4].duplicates  #=> [2, 4]

# File 'lib/more_core_extensions/core_ext/array/duplicates.rb', line 9

def duplicates
  element_counts.select { |_k, v| v > 1 }.keys
end