aList.current();// -> A aList.next();// -> B aList.next();// -> C aList.next();// -> D aList.next();// -> E aList.next();// -> A aList.pop() ;// -> E aList.prev();// -> D aList.prev();// -> C aList.prev();// -> B aList.prev();// -> A aList.prev();// -> D
aList.current();// -> A aList.next();// -> B aList.next();// -> C aList.next();// -> D aList.next();// -> E aList.next();// -> A aList.pop() ;// -> E aList.prev();// -> D aList.prev();// -> C aList.prev();// -> B aList.prev();// -> A aList.prev();// -> D