c# - How to execute a method on Windows Phone 8 every specific time? -

how make windows phone 8 app run method every specific time, 1 minute? want run when app open, don't need background tasks. write programs in c#

what want called dispatchertimer take @ here:

msdn : dispatchertimer class wp8

msdn : dispatchertimer class wp runtime

remember include the

system.windows.threading  // [for windows phone 8] windows.ui.xaml           // [for windows universal app] 

example msdn

private void page_onloaded(object sender, routedeventargs e) {     dispatchertimer timer = new dispatchertimer();      timer.tick +=          delegate(object s, eventargs args) {         //  code execute         };      timer.interval = new timespan(0, 0, 1); // 1 second     timer.start(); }