instance method
changed_attribute_names_to_save
Ruby on Rails 5.1.7
Since v5.1.7Signature
changed_attribute_names_to_save()Alias for changed
Source
# File activerecord/lib/active_record/attribute_methods/dirty.rb, line 206
def changed_attribute_names_to_save
mutations_from_database.changed_attribute_names
end
Defined in activerecord/lib/active_record/attribute_methods/dirty.rb line 206
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Defined in ActiveRecord::AttributeMethods::Dirty