Contents

class Array
  def mode
    if self.length <= 1
      return self
    end

    seen = Hash.new(0)

    self.each{ |value| seen[value] += 1 }

    max = seen.values.max

    seen.find_all{ |key, value| value == max }.map{ |key, value| key }
  end
end

Version data entries

4 entries across 4 versions & 1 rubygems

Version	Path
rstat-0.1.1	lib/rstat/core_ext/array/descriptive_statistics/location/mode.rb
rstat-0.1.0	lib/rstat/core_ext/array/descriptive_statistics/location/mode.rb
rstat-0.0.4	lib/rstat/core_ext/array/mode.rb
rstat-0.0.3	lib/rstat/core_ext/array/mode.rb