method

change_to_attribute

change_to_attribute(attr_name)
public

No documentation available.

# File activerecord/lib/active_record/attribute_mutation_tracker.rb, line 32
    def change_to_attribute(attr_name)
      attr_name = attr_name.to_s
      if changed?(attr_name)
        [attributes[attr_name].original_value, attributes.fetch_value(attr_name)]
      end
    end