method

id

v8.1.1 - Show latest stable - Class: ActiveRecord::AttributeMethods::CompositePrimaryKey

id()

public

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

# File activerecord/lib/active_record/attribute_methods/composite_primary_key.rb, line 8
      def id
        if self.class.composite_primary_key?
          @primary_key.map { |pk| _read_attribute(pk) }
        else
          super
        end
      end

id

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