Module: ActiveRecord::AttributeMethods::PrimaryKey
- Extended by:
- ActiveSupport::Concern
- Defined in:
- lib/active_record/attribute_methods/primary_key.rb
Defined Under Namespace
Modules: ClassMethods
Instance Method Summary collapse
-
#to_key ⇒ Object
Returns this record’s primary key value wrapped in an Array or nil if the record is not persisted? or has just been destroyed.
Instance Method Details
#to_key ⇒ Object
Returns this record’s primary key value wrapped in an Array or nil if the record is not persisted? or has just been destroyed.
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# File 'lib/active_record/attribute_methods/primary_key.rb', line 8 def to_key key = send(self.class.primary_key) [key] if key end |