getGroupOnlineMemberCount method
获取指定群属性,keys 传 null 则获取所有群属性。
Implementation
@override
Future<V2TimValueCallback<int>> getGroupOnlineMemberCount({
required String groupID,
}) async {
return V2TimValueCallback<int>.fromJson(
formatJson(
await _channel.invokeMethod(
"getGroupOnlineMemberCount",
buildGroupManagerParam(
{
"groupID": groupID,
},
),
),
),
);
}