Synopsis of methods | |
constexpr group_by_fn | group_by {} |
Public Member Functions | |
template<typename Fun > | |
constexpr auto | operator() (Fun fun) const |
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template<typename Rng , typename Fun > | |
constexpr auto | operator() (Rng &&rng, Fun fun) const -> group_by_view< all_t< Rng >, Fun > requires viewable_range< Rng > &&forward_range< Rng > &&indirect_relation< Fun, iterator_t< Rng >> |