method

number_to_percentage

v2.1.0 - 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 ".").

Examples

 number_to_percentage(100)                         # => 100.000%
 number_to_percentage(100, :precision => 0)        # => 100%

 number_to_percentage(302.24398923423, :precision => 5)
 # => 302.24399%

Show source

# File actionpack/lib/action_view/helpers/number_helper.rb, line 100
      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

Related methods

Options

Examples