method

compare_by_identity

v2_5_5 - Show latest stable - Class: Set

compare_by_identity()

public

Makes the set compare its elements by their identity and returns self. This method may not be supported by all subclasses of Set.

# File lib/set.rb, line 107
  def compare_by_identity
    if @hash.respond_to?(:compare_by_identity)
      @hash.compare_by_identity
      self
    else
      raise NotImplementedError, "#{self.class.name}\##{__method__} is not implemented"
    end
  end

compare_by_identity

Related methods