instance method `read_attribute`

Ruby on Rails 5.2.8.1

Since v3.0.20

Available in: v3.0.20 v3.1.12 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:

read_attribute(attr_name, &block)

Returns the value of the attribute identified by attr_name after it has been typecast (for example, “2004-12-12” in a date column is cast to a date object, like Date.new(2004, 12, 12)).

Parameters

attr_name req
block block

Source

# File activerecord/lib/active_record/attribute_methods/read.rb, line 54
      def read_attribute(attr_name, &block)
        name = if self.class.attribute_alias?(attr_name)
          self.class.attribute_alias(attr_name).to_s
        else
          attr_name.to_s
        end

        primary_key = self.class.primary_key
        name = primary_key if name == "id".freeze && primary_key
        sync_with_transaction_state if name == primary_key
        _read_attribute(name, &block)
      end

Defined in activerecord/lib/active_record/attribute_methods/read.rb line 54 · View on GitHub · Improve this page · Find usages on GitHub

Defined in ActiveRecord::AttributeMethods::Read

Signature

Parameters