instance method
id_was
Ruby on Rails 7.2.3
Since v4.0.13Signature
id_was()
Returns the primary key column’s previous value. If the primary key is composite, returns an array of primary key column previous values.
Source
# File activerecord/lib/active_record/attribute_methods/primary_key.rb, line 48
def id_was
attribute_was(@primary_key)
end
Defined in activerecord/lib/active_record/attribute_methods/primary_key.rb line 48
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Defined in ActiveRecord::AttributeMethods::PrimaryKey