I released “choose multiple list” lib. This library provides multiple "choose from list " in one dialog.
Parameters are checked not to have duplication.
http://piyocast.com/as/archives/8410
http://piyocast.com/as/wp-content/uploads/2019/12/chooseMultiList.zip
“return type” parameter have two enums. " item contents" returns the actual data item like {“Red”, “Yellow”}. “item numbers” returns the item index like {1,2}.