ActiveSupport::CoreExtensions::Float::Rounding

• activesupport/lib/active_support/core_ext/float/rounding.rb

• round_with_precision

Rounds the float with the specified precision.

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