mirrored_repositories
void main()
{
    var city = ['Bhola','Charfassion','Lamohon','Jhanpur'];
    var city2 = ['Atkopat'];

   var result = city.length;// it shows list length
   var a = city.first;// it shows first item
   var b = city.isEmpty;// it shows list is empty or not return boolean value

   var c = city.isNotEmpty; //it shows list empty or not return boolean value
   var d = city.reversed; //it shows list last item first and first item last mens reverse
   var e = city2.single;//when item one it return,when item more it can't return

    print(result);
    print(a);
    print(b);
    print(c);
    print(d);
    print(e);




}