How to check which the current Route is?

Question

I want to navigate to different Routes using a Drawer, though I do not want to open a new instance of a Route each time I tap on it if I am already on that Route, rather I would

Answer 1

Use following code to check if route is top most ...

 Route route = MaterialPageRoute(builder: (context) => WidgetName());
 if(route.isCurrent){
 }