ActiveRecord::AttributeAssignment Ruby on Rails 5.1.2 Module ActiveRecord::AttributeAssignment activerecord/lib/active_record/attribute_assignment.rb Methods A attributes= Included Modules ActiveModel::AttributeAssignment Instance Public methods attributes=(attributes) Link Alias for ActiveModel::AttributeAssignment#assign_attributes. See ActiveModel::AttributeAssignment. Source: show | on GitHub # File activerecord/lib/active_record/attribute_assignment.rb, line 9 def attributes=(attributes) assign_attributes(attributes) end