Size.fromJson constructor Null safety
Implementation
factory Size.fromJson(Map<String, dynamic> json) => Size(
id: json["id"],
name: json["name"],
isOutOfStock: json["isOutOfStock"],
);
factory Size.fromJson(Map<String, dynamic> json) => Size(
id: json["id"],
name: json["name"],
isOutOfStock: json["isOutOfStock"],
);