classCompare=std::less<Key>, classAllocator=std::allocator<std::pair<constKey, T>> >classmultimap; (1) namespacepmr{ template< classKey, classT, classCompare=std::less<Key> >usingmultimap=std::multimap<Key, T,
LWG 2050C++11the definitions ofreference,const_reference,pointer andconst_pointerwere based onallocator_typebased onvalue_typeand std::allocator_traits See also unordered_map (C++11) collection of key-value pairs, hashed by keys, keys are unique ...
cppreference.com 创建账户 页面 讨论 变换 查看 编辑 历史 std::multimap<Key,T,Compare,Allocator>::equal_rangeC++ 容器库 std::multimap std::pair<iterator, iterator> equal_range( const Key& key ); (1) std::pair<const_iterator, const_iterator> equal_range( const Key& key ) const; (2...
From cppreference.com voidswap(multimap&other); (until C++17) voidswap(multimap&other)noexcept(/* see below */); (since C++17) Exchanges the contents of the container with those ofother. Does not invoke any move, copy, or swap operations on individual elements. ...
对最后一个元素后面的元素进行反向迭代。 例外 (none) (until C++11) noexcept specification: noexcept (since C++11) 复杂性 常量。 另见 rbegin crbegin returns a reverse iterator to the beginning (public member function) 代码语言:txt 复制 © cppreference.com ...
反向迭代器到第一个元素。 例外 (none) (until C++11) noexcept specification: noexcept (since C++11) 复杂性 常量。 另见 rend crend returns a reverse iterator to the end (public member function) 代码语言:txt 复制 © cppreference.com
void swap( std::multimap<Key,T,Compare,Alloc>& lhs, std::multimap<Key,T,Compare,Alloc>& rhs ); (C++17 前) template< class Key, class T, class Compare, class Alloc > void swap( std::multimap<Key,T,Compare,Alloc>& lhs, std::multimap<Key,T,Compare,Alloc>& rhs ) noexcept(/* see...
const_referenceconst value_type& pointerstd::allocator_traits<Allocator>::pointer const_pointerstd::allocator_traits<Allocator>::const_pointer iterator遗留向前迭代器(LegacyForwardIterator) const_iterator常向前迭代器 local_iterator类别、值、差、指针和引用类型都与iterator相同的迭代器类型。
std::multimap<Key,T,Compare,Allocator>::erase 编辑 (1) void erase( iterator pos ); (C++11 前) iterator erase( const_iterator pos ); (C++11 起) iterator erase( iterator pos ); (C++17 起) (2) void erase( iterator first, iterator last ); (C++11 前) iterator erase( const_...
reference Allocator::reference(C++11 前) value_type&(C++11 起) const_reference Allocator::const_reference(C++11 前) const value_type&(C++11 起) pointer Allocator::pointer(C++11 前) std::allocator_traits<Allocator>::pointer(C++11 起)