// Runs parallel tasks, but time adds up
private async void AsyncBtn_Click(object sender, RoutedEventArgs e)
{
ClearOutput();
DisplayTaskDetails("Async Task Running...\n");
var watch = System.Diagnostics.Stopwatch.StartNew();
var output = await RunAsyncDemo.Start();
RenderListOutput(output);
watch.Stop();
var elapsedMs = watch.ElapsedMilliseconds;
DisplayTaskDetails("Async Task Stopped...\n");
DisplayTaskDetails($"Elapsed Time: {elapsedMs}\n");
}
static void Main(string[] args)
{
Console.WriteLine("Fetching data - SYNC!");
var watch = System.Diagnostics.Stopwatch.StartNew();
var output = RunSyncDemo.Start();
watch.Stop();
var elapsedMs = watch.ElapsedMilliseconds;
Console.WriteLine($"Total execution time: { elapsedMs }");
Console.WriteLine("========================");
Console.WriteLine("Fetching data - ASYNC!");
// Main returns to the OS - so your program exits.
Task.Run(async() =>
{
var watch = System.Diagnostics.Stopwatch.StartNew();
var output = await RunAsyncDemo.Start();
watch.Stop();
var elapsedMs = watch.ElapsedMilliseconds;
Console.WriteLine($"Total execution time: { elapsedMs }");
});
// As a workaround to the above, we can provide our own async-compatible context
try
{
AsyncContext.Run(() => RunAsyncDemo.Start());
}
catch (Exception ex)
{
Console.Error.WriteLine(ex);
}
}