Variable scoping

BackgroundWorker backgroundWorker = new();


client.Initialize();
await client.Authenticate();
client.AddCallback<TestObject>(ShowOrders);

var testString = "a";
XX test = new()
{
    Test = "xx"
};

void ShowOrders(TestObject response)
{
    test.Test = "xx";
    testString = "b";
}

for (var x = 0; x<9; x++)
{
    await client.GetAccount();
    await Task.Delay(500);
}

backgroundWorker.RunWorkerAsync(client.Receive());
await Task.Delay(5000);

System.Console.WriteLine(testString);

public class XX {

    public string? Test { get; set; }

}