startAndRemoveActivity function
Implementation
startAndRemoveActivity(BuildContext context, Widget screen){
Navigator.pushAndRemoveUntil(context, MaterialPageRoute(builder: (context) => screen),(route) => false,);
}
startAndRemoveActivity(BuildContext context, Widget screen){
Navigator.pushAndRemoveUntil(context, MaterialPageRoute(builder: (context) => screen),(route) => false,);
}