using System.ComponentModel;

using System.Threading.Tasks;

using System.Threading;

using System;

​

BackgroundWorker worker = new();

​

worker.RunWorkerAsync(WorkAsync());

​

await Task.Delay(10011);

System.Console.WriteLine(worker.IsBusy);

​

await Task.Delay(5000000);

​

async Task WorkAsync()

{

    PeriodicTimer _timer = new(TimeSpan.FromSeconds(5));

    while (await _timer.WaitForNextTickAsync())

    {

        System.Console.WriteLine("Doing stuff");

    }

}