Contents

module Ordinalize
  # Ordinalize turns a number into an ordinal string used to denote the
  # position in an ordered sequence such as 1st, 2nd, 3rd, 4th.
  #
  # Examples
  #   1.ordinalize     # => "1st"
  #   2.ordinalize     # => "2nd"
  #   1002.ordinalize  # => "1002nd"
  #   1003.ordinalize  # => "1003rd"
  def ordinalize
    if (11..13).include?(self % 100)
      "#{self}th"
    else
      case self % 10
        when 1; "#{self}st"
        when 2; "#{self}nd"
        when 3; "#{self}rd"
        else    "#{self}th"
      end
    end
  end
end
Integer.send :include, Ordinalize

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
merb_helpers-0.9.3	lib/merb_helpers/ordinalize.rb