instance method
mutations_before_last_save
Ruby on Rails 5.1.7
Since v5.1.7 Last seen in v6.0.6.1 Private — implementation detail, not part of the public APIAvailable in: v5.1.7 v6.0.6.1
Signature
mutations_before_last_save()No documentation comment.
Source
# File activerecord/lib/active_record/attribute_methods/dirty.rb, line 318
def mutations_before_last_save
@mutations_before_last_save ||= previous_mutation_tracker
end
Defined in activerecord/lib/active_record/attribute_methods/dirty.rb line 318
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Defined in ActiveRecord::AttributeMethods::Dirty