Ruby on Rails 4.1.9
class.rb
activesupport/lib/active_support/core_ext/class.rb
on GitHub
Last modified: 2017-07-17 08:19:48 +0800
Required Files
active_support/core_ext/class/attribute
active_support/core_ext/class/delegating_attributes
active_support/core_ext/class/subclasses