instance method `attribute_previously_changed?`

Ruby on Rails 8.0.4

Since v7.1.6

Available in: v7.1.6 v7.2.3 v8.0.4 v8.1.2

Compare with:

attribute_previously_changed?(attr_name, **options)

Dispatch target for *_previously_changed? attribute methods.

Parameters

attr_name req
options keyrest

Source

# File activemodel/lib/active_model/dirty.rb, line 310
    def attribute_previously_changed?(attr_name, **options)
      mutations_before_last_save.changed?(attr_name.to_s, **options)
    end

Defined in activemodel/lib/active_model/dirty.rb line 310 · View on GitHub · Improve this page · Find usages on GitHub

Defined in ActiveModel::Dirty

Signature

Parameters