RailsDoc(β)
v5.2
v7.2
v7.1
v7.0
v6.1
v6.0
v5.2
GitHub
Required Files
Namespace
Module
Ruby on Rails 5.2.8
attribute.rb
activemodel/lib/active_model/attribute.rb
on GitHub
Required Files
active_support/core_ext/object/duplicable
Namespace
Module
ActiveModel