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Coding Standards
This is an older version of Boost and was released in 2021. The current version is 1.89.0.
boost::container::pmr::multimap_of
// In header: <boost/container/pmr/map.hpp> template<typename Key, typename T, typename Compare = std::less<Key>, typename Options = void> struct multimap_of { // types typedef boost::container::multimap< Key, T, Compare, polymorphic_allocator< std::pair< const Key, T > >, Options > type; };