instance method `to_key`

Ruby on Rails 3.0.20

Since v3.0.20

Compare with:

to_key()

Returns this record’s primary key value wrapped in an Array or nil if the record is a new_record?

Source

# File activerecord/lib/active_record/attribute_methods/primary_key.rb, line 8
      def to_key
        new_record? ? nil : [ id ]
      end

Defined in activerecord/lib/active_record/attribute_methods/primary_key.rb line 8 · View on GitHub · Improve this page · Find usages on GitHub

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