Method empty

include/win/boost/multi_array/subarray.hpp:158–158

  size_type size() const { return extents_[0]; }
  size_type max_size() const { return num_elements(); }
  bool empty() const { return size() == 0; }
  size_type num_dimensions() const { return NumDims; }
  const size_type*  shape() const { return extents_; }
  const index* strides() const { return strides_; }