instance method `id`

Ruby on Rails 7.1.6

Since v3.2.22.5

Available in: v3.2.22.5 v4.0.13 v4.1.16 v4.2.9 v5.2.8.1 v6.0.6 v6.1.7.10 v7.0.10 v7.1.6 v7.2.3 v8.0.4 v8.1.2

Compare with:

id()

Returns the primary key column’s value. If the primary key is composite, returns an array of the primary key column values.

Source

# File activerecord/lib/active_record/attribute_methods/primary_key.rb, line 20
      def id
        return _read_attribute(@primary_key) unless @primary_key.is_a?(Array)

        @primary_key.map { |pk| _read_attribute(pk) }
      end

Defined in activerecord/lib/active_record/attribute_methods/primary_key.rb line 20 · View on GitHub · Improve this page · Find usages on GitHub

Defined in ActiveRecord::AttributeMethods::PrimaryKey

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