<boost/unordered/concurrent_flat_map.hpp> Synopsis
Defines boost::concurrent_flat_map
and associated functions and alias templates.
namespace boost {
namespace unordered {
template<class Key,
class T,
class Hash = boost::hash<Key>,
class Pred = std::equal_to<Key>,
class Allocator = std::allocator<std::pair<const Key, T>>>
class concurrent_flat_map;
// Equality Comparisons
template<class Key, class T, class Hash, class Pred, class Alloc>
bool operator==(const concurrent_flat_map<Key, T, Hash, Pred, Alloc>& x,
const concurrent_flat_map<Key, T, Hash, Pred, Alloc>& y);
template<class Key, class T, class Hash, class Pred, class Alloc>
bool operator!=(const concurrent_flat_map<Key, T, Hash, Pred, Alloc>& x,
const concurrent_flat_map<Key, T, Hash, Pred, Alloc>& y);
// swap
template<class Key, class T, class Hash, class Pred, class Alloc>
void swap(concurrent_flat_map<Key, T, Hash, Pred, Alloc>& x,
concurrent_flat_map<Key, T, Hash, Pred, Alloc>& y)
noexcept(noexcept(x.swap(y)));
// Erasure
template<class K, class T, class H, class P, class A, class Predicate>
typename concurrent_flat_map<K, T, H, P, A>::size_type
erase_if(concurrent_flat_map<K, T, H, P, A>& c, Predicate pred);
// Pmr aliases (C++17 and up)
namespace pmr {
template<class Key,
class T,
class Hash = boost::hash<Key>,
class Pred = std::equal_to<Key>>
using concurrent_flat_map =
boost::unordered::concurrent_flat_map<Key, T, Hash, Pred,
std::pmr::polymorphic_allocator<std::pair<const Key, T>>>;
} // namespace pmr
} // namespace unordered
using unordered::concurrent_flat_map;
} // namespace boost