method

attribute_before_last_save

v7.0.0 - Show latest stable - 0 notes - Class: ActiveRecord::AttributeMethods::Dirty

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What's this?

attribute_before_last_save(attr_name) public

Returns the original value of an attribute before the last save.

This method is useful in after callbacks to get the original value of an attribute before the save that triggered the callbacks to run. It can be invoked as name_before_last_save instead of attribute_before_last_save("name").

Show source

# File activerecord/lib/active_record/attribute_methods/dirty.rb, line 100
      def attribute_before_last_save(attr_name)
        mutations_before_last_save.original_value(attr_name.to_s)
      end

attribute_before_last_save

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