instance method `round_with_precision`

Ruby on Rails 2.2.3

Since v2.2.3 Last seen in v2.3.18

Available in: v2.2.3 v2.3.18

Compare with:

round_with_precision(precision = nil)

Rounds the float with the specified precision.

x = 1.337
x.round    # => 1
x.round(1) # => 1.3
x.round(2) # => 1.34

Parameters

precision opt = nil

Source

# File activesupport/lib/active_support/core_ext/float/rounding.rb, line 18
        def round_with_precision(precision = nil)
          precision.nil? ? round_without_precision : (self * (10 ** precision)).round / (10 ** precision).to_f
        end

Defined in activesupport/lib/active_support/core_ext/float/rounding.rb line 18 · View on GitHub · Improve this page · Find usages on GitHub

Defined in ActiveSupport::CoreExtensions::Float::Rounding

Signature

Parameters