number_to_percentage(number, options = {}) public

Formats a number as into a percentage string. The options hash can be used to customize the format of the output. The number can contain a level of precision using the precision key; default is 3 The unit separator can be set using the separator key; default is "." Examples:

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