description

# clear method Null safety

void clear ()

Remove all elements from this linked list.

## Implementation

    void clear() {
      _modificationCount++;
      if (isEmpty) return;

      E next = _first!;
      do {
        E entry = next;
        next = entry._next!;
        entry._next = entry._previous = entry._list = null;
      } while (!identical(next, _first));

      _first = null;
      _length = 0;
    }