new APIs for windows phone 8.1

Question

I am trying to use these two methods (of WP 8) in windows phone 8.1, but it gives error and doesn\'t compile, most probably becasue they are removed. I tried searching the new A

Answer 1

They still exists for Windows Phone 8.1 SIlverlight Apps, but not for Windows Phone Store Apps. The replacements for Windows Store Apps is:

Sleep (see Thread.Sleep replacement in .NET for Windows Store):

await System.Threading.Tasks.Task.Delay(TimeSpan.FromSeconds(30));

Dispatcher (see How the Deployment.Current.Dispatcher.BeginInvoke work in windows store app?):

CoreDispatcher dispatcher = CoreWindow.GetForCurrentThread().Dispatcher;
await dispatcher.RunAsync(CoreDispatcherPriority.Normal, () => { });