RSpec
Ruby on Rails
Ruby
method
round_significant
v6.0.0 -
Show latest stable
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0 notes -
Class: RoundingHelper
- 1.0.0
- 1.1.6
- 1.2.6
- 2.0.3
- 2.1.0
- 2.2.1
- 2.3.8
- 3.0.0
- 3.0.9
- 3.1.0
- 3.2.1
- 3.2.8
- 3.2.13
- 4.0.2
- 4.1.8
- 4.2.1
- 4.2.7
- 4.2.9
- 5.0.0.1
- 5.1.7 (0)
- 5.2.3 (0)
- 6.0.0 (0)
- 6.1.3.1
- 6.1.7.7
- 7.0.0
- 7.1.3.2
- What's this?
-
new
-
absolute_number
-
absolute_precision
(>= v6.1.3.1)
-
convert_to_decimal
-
digit_count
-
precision
-
round
-
round_significant
-
round_without_significant
-
significant
= private
= protected
round_significant(number)
private
Hide source
# File activesupport/lib/active_support/number_helper/rounding_helper.rb, line 35 def round_significant(number) return 0 if number.zero? digits = digit_count(number) multiplier = 10**(digits - precision) (number / BigDecimal(multiplier.to_f.to_s)).round * multiplier end
