必要檔案
- active_support/core_ext/hash/indifferent_access
- active_support/core_ext/array/wrap
- active_support/core_ext/string/filters
- active_support/core_ext/object/to_query
- active_support/deep_mergeable
- action_dispatch/http/upload
- rack/test
- stringio
- yaml
命名空間
- 模組 ActionController
- 模組 ActionController::StrongParameters
- 模組 ActiveSupport
- 類別 ActionController::ExpectedParameterMissing
- 類別 ActionController::InvalidParameterKey
- 類別 ActionController::ParameterMissing
- 類別 ActionController::Parameters
- 類別 ActionController::UnfilteredParameters
- 類別 ActionController::UnpermittedParameters