我无法解析此类json
[{"operation_id":"38911","external_id":null,"status":"SUCCESS","date":"2019-12-01T12:30:08.000Z","amount":200}]
问题出在具有动态名称的数组中。这是我的POJO:
class PaymentHistoryResponse {
final List<History> list;
PaymentHistoryResponse({this.list});
}
class History {
final String operationId;
final dynamic externalId;
final String status;
final DateTime date;
final int amount;
History({
@required this.operationId,
@required this.externalId,
@required this.status,
@required this.date,
@required this.amount
});
factory History.fromJson(String str) => History.fromMap(json.decode(str));
String toJson() => json.encode(toMap());
factory History.fromMap(Map<String, dynamic> json) => History(
operationId: json["operation_id"],
externalId: json["external_id"],
status: json["status"],
date: DateTime.parse(json["date"]),
amount: json["amount"]
);
Map<String, dynamic> toMap() => {
"operation_id": operationId,
"external_id": externalId,
"status": status,
"date": date.toIso8601String(),
"amount": amount
};
}
我还收到其他包含json的数组,但是命名数组,并且能够对其进行解码。我该如何转换呢?附言:我还通过该网站进行了一些研究,发现了一些非常相似的问题,但又有所不同,对我没有帮助。
由于这是一个数组,而不仅仅是JSON,因此您需要执行以下操作:
mList = List<UserModel>.from(response.data.map((i) => UserModel.fromJson(i)));
提示:要使用toJson和fromJson生成模型,请使用以下网站:https://javiercbk.github.io/json_to_dart/