Contents

module PercentOf
  def percent_of(total)
    raise RuntimeError, 'total cand be 0' if total.to_f == 0.0
    sprintf '%.2f%', self / total.to_f * 100
  end
end

class Float ; include PercentOf ; end
class Fixnum ; include PercentOf ; end

Version data entries

2 entries across 2 versions & 1 rubygems

Version	Path
percent_of-0.0.2	lib/percent_of.rb
percent_of-0.0.1	lib/percent_of.rb