### Bug fixes

* [#1616](https://github.com/rubocop/rubocop-rails/pull/1616): Fix false positives in `Rails/StrongParametersExpect` when using nil-safe conversion methods such as `to_i`, `to_s`, `to_a`, `to_f`, and `to_h` on `params[:key]`. ([@koic][])
* [#1622](https://github.com/rubocop/rubocop-rails/issues/1622): Fix false positives in `Rails/StrongParametersExpect` when using key-check methods such as `key?`, `has_key?`, `include?`, and `member?` on `params[:key]`. ([@koic][])
* [#1620](https://github.com/rubocop/rubocop-rails/issues/1620): Fix false positives in `Rails/StrongParametersExpect` when using type-check methods such as `is_a?`, `kind_of?`, and `instance_of?` on `params[:key]`. ([@koic][])

[@koic]: https://github.com/koic
