instance method
number_with_precision
Ruby on Rails 4.2.9
Since v2.2.3Signature
number_with_precision(number, options = {})
Formats a number with the specified level of :precision (e.g., 112.32 has a precision of 2 if :significant is false, and 5 if :significant is true). You can customize the format in the options hash.
Options
-
:locale- Sets the locale to be used for formatting (defaults to current locale). -
:precision- Sets the precision of the number (defaults to 3). -
:significant- Iftrue, precision will be the # of significant_digits. Iffalse, the # of fractional digits (defaults tofalse). -
:separator- Sets the separator between the fractional and integer digits (defaults to “.”). -
:delimiter- Sets the thousands delimiter (defaults to “”). -
:strip_insignificant_zeros- Iftrueremoves insignificant zeros after the decimal separator (defaults tofalse). -
:raise- If true, raisesInvalidNumberErrorwhen the argument is invalid.
Examples
number_with_precision(111.2345) # => 111.235 number_with_precision(111.2345, precision: 2) # => 111.23 number_with_precision(13, precision: 5) # => 13.00000 number_with_precision(389.32314, precision: 0) # => 389 number_with_precision(111.2345, significant: true) # => 111 number_with_precision(111.2345, precision: 1, significant: true) # => 100 number_with_precision(13, precision: 5, significant: true) # => 13.000 number_with_precision(111.234, locale: :fr) # => 111,234 number_with_precision(13, precision: 5, significant: true, strip_insignificant_zeros: true) # => 13 number_with_precision(389.32314, precision: 4, significant: true) # => 389.3 number_with_precision(1111.2345, precision: 2, separator: ',', delimiter: '.') # => 1.111,23
Parameters
-
numberreq -
optionsopt = {}
Source
# File actionview/lib/action_view/helpers/number_helper.rb, line 225
def number_with_precision(number, options = {})
delegate_number_helper_method(:number_to_rounded, number, options)
end
Defined in actionview/lib/action_view/helpers/number_helper.rb line 225
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Defined in ActionView::Helpers::NumberHelper