pop static method
Implementation
static void pop([String? route]) {
final mRoute = _._filter ? route.trimmedRoute : route;
if (_isIgnorableRoute(mRoute)) return;
if (!_isSupportedRoute(mRoute)) return;
if (mRoute == null) {
_._routes.removeLast();
} else {
_._routes.remove(mRoute);
}
_._n();
}