# LastmileProbeResult (/zh-CN/api-reference/rtc/flutter/class-lastmileproberesult)

> For AI agents: see the complete documentation index at [llms.txt](/llms.txt).

<a id="class_lastmileproberesult__prototype"></a>

```dart
class LastmileProbeResult {
  const LastmileProbeResult(
      {this.state, this.uplinkReport, this.downlinkReport, this.rtt});

  @JsonKey(name: 'state')
  final LastmileProbeResultState? state;
  @JsonKey(name: 'uplinkReport')
  final LastmileProbeOneWayResult? uplinkReport;
  @JsonKey(name: 'downlinkReport')
  final LastmileProbeOneWayResult? downlinkReport;
  @JsonKey(name: 'rtt')
  final int? rtt;
  factory LastmileProbeResult.fromJson(Map<String, dynamic> json) =>
      _$LastmileProbeResultFromJson(json);
  Map<String, dynamic> toJson() => _$LastmileProbeResultToJson(this);
}
```

<a id="class_lastmileproberesult__parameters"></a>

## 属性 [#属性]

<ParameterList>
<a id="state"></a>
<Parameter name="state">

Last mile 质量探测结果的状态。详见: [LastmileProbeResultState](/zh-CN/api-reference/rtc/flutter/enum-lastmileproberesultstate) 。

</Parameter>
<a id="uplinkreport"></a>
<Parameter name="uplinkReport">

上行网络质量报告。详见 [LastmileProbeOneWayResult](/zh-CN/api-reference/rtc/flutter/class-lastmileprobeonewayresult)。

</Parameter>
<a id="downlinkreport"></a>
<Parameter name="downlinkReport">

下行网络质量报告。详见 [LastmileProbeOneWayResult](/zh-CN/api-reference/rtc/flutter/class-lastmileprobeonewayresult)。

</Parameter>
<a id="rtt"></a>
<Parameter name="rtt">

往返时延 (ms)。

</Parameter>
</ParameterList>