method

number_to_percentage

v2.3.8 - Show latest stable - 0 notes - Class: ActionView::Helpers::NumberHelper

number_to_percentage(number, options = {}) public

Formats a number as a percentage string (e.g., 65%). You can customize the format in the options hash.

Options

:precision - Sets the level of precision (defaults to 3).
:separator - Sets the separator between the units (defaults to ".").
:delimiter - Sets the thousands delimiter (defaults to "").

Examples

 number_to_percentage(100)                                        # => 100.000%
 number_to_percentage(100, :precision => 0)                       # => 100%
 number_to_percentage(1000, :delimiter => '.', :separator => ',') # => 1.000,000%
 number_to_percentage(302.24398923423, :precision => 5)           # => 302.24399%

Show source

# File actionpack/lib/action_view/helpers/number_helper.rb, line 111
      def number_to_percentage(number, options = {})
        options.symbolize_keys!

        defaults   = I18n.translate('number.format''number.format', :locale => options[:locale], :raise => true) rescue {}
        percentage = I18n.translate('number.percentage.format''number.percentage.format', :locale => options[:locale], :raise => true) rescue {}
        defaults  = defaults.merge(percentage)

        precision = options[:precision] || defaults[:precision]
        separator = options[:separator] || defaults[:separator]
        delimiter = options[:delimiter] || defaults[:delimiter]

        begin
          number_with_precision(number,
            :precision => precision,
            :separator => separator,
            :delimiter => delimiter) + "%"
        rescue
          number
        end
      end

number_to_percentage

Related methods

Options

Examples