W3School TIY Editor

// 尝试使用提供的类型别名来创建一个新的 Car 对象 type CarYear = number; type CarType = string; type CarModel = string; type Car = { year: CarYear, type: CarType, model: CarModel }; const carYear: CarYear = 2001; const carType: CarType = "Toyota"; const carModel: CarModel = "Corolla"; const car: Car = { year: carYear, type: carType, model: carModel }; console.log(car);