Class template Dune::XT::Grid::extract_index_set¶ Inherits from AlwaysFalse<T>. template<class T, bool view = is_view<T>::value, bool part = is_part<T>::value>class Dune::XT::Grid::extract_index_set<T, view, part> : public AlwaysFalse<T>¶ Extracts the index set type from a grid view or grid part T.