module Nuggets::Array::ModeMixin

Public Class Methods

included(base) click to toggle source

   # File lib/nuggets/array/mode_mixin.rb
33 def self.included(base)
34   base.send :include, Nuggets::Array::HistogramMixin
35 end

Public Instance Methods

mode → anObject click to toggle source

mode(+true+) → anArray

Returns the mode of the values in array (via histogram).

If parameter true is passed, an Array of all modes is returned.

   # File lib/nuggets/array/mode_mixin.rb
45 def mode(all = false, &block)
46   hist, modes = histogram(&block), []
47   freq = hist.values.max
48 
49   hist.each { |key, value|
50     if value == freq
51       modes << key
52       break unless all
53     end
54   }
55 
56   all ? modes : modes.first
57 end

modes → anArray click to toggle source

Returns an Array of all modes of the values in array (see mode).

   # File lib/nuggets/array/mode_mixin.rb
63 def modes(&block)
64   mode(true, &block)
65 end