public virtual Object[] ToArray()
{
if (_size == 0)
return Array.Empty<Object>();
Object[] arr = new Object[_size];
if (_head < _tail)
{
Array.Copy(_array, _head, arr, 0, _size);
}
else
{
Array.Copy(_array, _head, arr, 0, _array.Length - _head);
Array.Copy(_array, 0, arr, _array.Length - _head, _tail);
}
return arr;
}