instance method `attribute_before_last_save`

Ruby on Rails 5.2.8.1

Since v5.2.8.1

Available in: v5.2.8.1 v6.0.6 v6.1.7.10 v7.0.10 v7.1.6 v7.2.3 v8.0.4 v8.1.2

Compare with:

attribute_before_last_save(attr_name)

Returns the original value of an attribute before the last save. Behaves similarly to attribute_was. This method is useful in after callbacks to get the original value of an attribute before the save that just occurred

Parameters

attr_name req

Source

# File activerecord/lib/active_record/attribute_methods/dirty.rb, line 73
      def attribute_before_last_save(attr_name)
        mutations_before_last_save.original_value(attr_name)
      end

Defined in activerecord/lib/active_record/attribute_methods/dirty.rb line 73 · View on GitHub · Improve this page · Find usages on GitHub

Defined in ActiveRecord::AttributeMethods::Dirty

Signature

Parameters