Updates the attribute identified by attr_name with the specified value. Empty strings for fixnum and float columns are turned into nil.
# File lib/active_record/attribute_methods/write.rb, line 25 def write_attribute(attr_name, value) attr_name = attr_name.to_s attr_name = self.class.primary_key if attr_name == 'id' && self.class.primary_key @attributes_cache.delete(attr_name) column = column_for_attribute(attr_name) unless column || @attributes.has_key?(attr_name) ActiveSupport::Deprecation.warn( "You're trying to create an attribute `#{attr_name}'. Writing arbitrary " "attributes on a model is deprecated. Please just use `attr_writer` etc." ) end @attributes[attr_name] = type_cast_attribute_for_write(column, value) end
Generated with the Darkfish Rdoc Generator 2.