method

number_to_percentage

v1.2.6 - Show latest stable - 0 notes - Class: ActionView::Helpers::NumberHelper

number_to_percentage(number, options = {}) public

Formats a number as a percentage string. You can customize the format in the options hash.

:precision - Sets the level of precision, defaults to 3
:separator - Sets the separator between the units, defaults to "."

 number_to_percentage(100)    => 100.000%
 number_to_percentage(100, {:precision => 0})   => 100%
 number_to_percentage(302.0574, {:precision => 2})   => 302.06%

Show source

# File actionpack/lib/action_view/helpers/number_helper.rb, line 78
      def number_to_percentage(number, options = {})
        options   = options.stringify_keys
        precision = options["precision"] || 3
        separator = options["separator"] || "."
        
        begin
          number = number_with_precision(number, precision)
          parts = number.split('.')
          if parts.at(1).nil?
            parts[0] + "%"
          else
            parts[0] + separator + parts[1].to_s + "%"
          end
        rescue
          number
        end
      end

number_to_percentage

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