Attribute class
Дополнительный атрибут. Пример: { tag: "hotel_room_internet", name: "Бесплатный интернет в номерах" }
Properties
Methods
- 
  copyWith({String? tag, String? value}) → Attribute 
- 
  noSuchMethod(Invocation invocation) → dynamic 
- 
  Invoked when a nonexistent method or property is accessed.
  inherited
- 
  toString() → String 
- 
  A string representation of this object.
  inherited
Operators
- 
  operator ==(Object other) → bool 
- 
  The equality operator.
  override