FalseClass Ruby on Rails 5.1.2 Class FalseClass < Object activesupport/lib/active_support/core_ext/object/blank.rb activesupport/lib/active_support/core_ext/object/duplicable.rb activesupport/lib/active_support/core_ext/object/json.rb activesupport/lib/active_support/core_ext/object/to_query.rb Methods B blank? D duplicable? T to_param Instance Public methods blank?() Link false is blank: false.blank? # => true @return [true] Source: show | on GitHub # File activesupport/lib/active_support/core_ext/object/blank.rb, line 65 def blank? true end duplicable?() Link false is not duplicable: false.duplicable? # => false false.dup # => TypeError: can't dup FalseClass Source: show | on GitHub # File activesupport/lib/active_support/core_ext/object/duplicable.rb, line 53 def duplicable? false end to_param() Link Returns self. Source: show | on GitHub # File activesupport/lib/active_support/core_ext/object/to_query.rb, line 32 def to_param self end