# Pastebin oUF8tu9r
  new create(len: USize = 0) =>
    """
    An empty string. Enough space for len bytes is reserved.
    """
    _size = 0
    _alloc = len.min(len.max_value() - 1) + 1
    _ptr = Pointer[U8]._alloc(_alloc)
    _set(0, 0)