RailsDoc(β)
v5.2
v8.0
v7.2
v7.1
v7.0
v6.1
v6.0
v5.2
GitHub
Required Files
Namespace
Module
Class
Ruby on Rails 5.2.8
attribute_methods.rb
activemodel/lib/active_model/attribute_methods.rb
on GitHub
Required Files
concurrent/map
Namespace
Module
ActiveModel
ActiveModel::AttributeMethods
ActiveModel::AttributeMethods::ClassMethods
Class
ActiveModel::MissingAttributeError