method
number_to_percentage
rails latest stable - Class:
ActionView::Helpers::NumberHelper
number_to_percentage(number, options = {})public
Delegates to ActiveSupport::NumberHelper#number_to_percentage.
Additionally, supports a :raise option that will cause InvalidNumberError to be raised if number is not a valid number:
number_to_percentage("99x") # => "99x%" number_to_percentage("99x", raise: true) # => InvalidNumberError
