Boost Unordered Translation (zh_Hans)/Doc / Modules / Root / Pages / Reference / Unordered Multimap (adoc) — Chinese (Simplified Han script) @ Boost-Weblate: Postconditions:;; `size() == 0` Requires:;; `key_equal` needs to be https://en.cppreference.com/w/cpp/named_req/DefaultConstructible[DefaultConstructible^].

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Key	English	Chinese (Simplified Han script)
	Construct a container moving ``other``'s contained elements, and having the hash function, predicate and maximum load factor, but using allocate `a`.	构造一个容器，移动 `other` 所包含的元素，并使用其哈希函数、谓词和最大负载因子，但使用分配器 `a`。
	Notes:;; This is implemented using Boost.Move. Requires:;; `value_type` is move insertable.	注意：此函数使用 Boost.Move 实现。要求：`value_type` 可移动插入。
:464	---	---
	Initializer List Constructor	初始化列表构造函数
	Constructs an empty container with at least `n` buckets, using `hf` as the hash function, `eql` as the key equality predicate, `a` as the allocator and a maximum load factor of `1.0` and inserts the elements from `il` into it.	构造一个至少包含 `n` 个桶的空容器，使用 `hf` 作为哈希函数、 `eql` 作为键相等性谓词、及 `a` 作为分配器，并设置最大负载因子为 `1.0` ，随后将 `il` 中的元素插入该容器。
:479	Requires:;; If the defaults are used, `hasher`, `key_equal` and `allocator_type` need to be https://en.cppreference.com/w/cpp/named_req/DefaultConstructible[DefaultConstructible^].	要求：如果使用默认值，则 `hasher`、`key_equal` 和 `allocator_type` 需要满足 https://en.cppreference.com/w/cpp/named_req/DefaultConstructible[可默认构造^]。
:481	---	---
	Bucket Count Constructor with Allocator	带分配器的桶数构造函数
	```c++ unordered_multimap(size_type n, const allocator_type& a); ```	```c++ unordered_multimap(size_type n, const allocator_type& a); ```
	Constructs an empty container with at least `n` buckets, using `hf` as the hash function, the default hash function and key equality predicate, `a` as the allocator and a maximum load factor of `1.0`.	构造一个至少包含 `n` 个桶的空容器，使用 `hf` 作为哈希函数，使用默认的哈希函数和键相等谓词，`a` 作为分配器，以及最大负载因子 `1.0`。
	Postconditions:;; `size() == 0` Requires:;; `hasher` and `key_equal` need to be https://en.cppreference.com/w/cpp/named_req/DefaultConstructible[DefaultConstructible^].	后置条件：`size() == 0` 要求：`hasher` 和 `key_equal` 需要满足 https://en.cppreference.com/w/cpp/named_req/DefaultConstructible[可默认构造^]。
:493	---	---
	Bucket Count Constructor with Hasher and Allocator	带哈希函数和分配器的桶数构造函数
	```c++ unordered_multimap(size_type n, const hasher& hf, const allocator_type& a); ```	```c++ unordered_multimap(size_type n, const hasher& hf, const allocator_type& a); ```
	Constructs an empty container with at least `n` buckets, using `hf` as the hash function, the default key equality predicate, `a` as the allocator and a maximum load factor of `1.0`.	构造一个至少包含 `n` 个桶的空容器，使用 `hf` 作为哈希函数，使用默认的键相等谓词，`a` 作为分配器，以及最大负载因子 `1.0`。
	Postconditions:;; `size() == 0` Requires:;; `key_equal` needs to be https://en.cppreference.com/w/cpp/named_req/DefaultConstructible[DefaultConstructible^].	后置条件：`size() == 0` 要求：`key_equal` 需要满足 https://en.cppreference.com/w/cpp/named_req/DefaultConstructible[可默认构造^]。
:506	---	---
	Iterator Range Constructor with Bucket Count and Allocator	带桶数和分配器的迭代器范围构造函数
	Constructs an empty container with at least `n` buckets, using `a` as the allocator, with the default hash function and key equality predicate and a maximum load factor of `1.0` and inserts the elements from `[f, l)` into it.	构造一个至少包含 `n` 个桶的空容器，使用 `a` 作为分配器，使用默认的哈希函数、默认的键相等谓词以及最大负载因子 `1.0`，并将 `[f, l)` 范围内的元素插入其中。
:518	Requires:;; `hasher`, `key_equal` need to be https://en.cppreference.com/w/cpp/named_req/DefaultConstructible[DefaultConstructible^].	要求：`hasher`、`key_equal` 需要满足 https://en.cppreference.com/w/cpp/named_req/DefaultConstructible[可默认构造^]。
:520	---	---
	Iterator Range Constructor with Bucket Count and Hasher	带桶数和哈希函数的迭代器范围构造函数
	Constructs an empty container with at least `n` buckets, using `hf` as the hash function, `a` as the allocator, with the default key equality predicate and a maximum load factor of `1.0` and inserts the elements from `[f, l)` into it.	构造一个至少包含 `n` 个桶的空容器，使用 `hf` 作为哈希函数、默认的键相等性谓词、 `a` 作为分配器，并设置最大负载因子为 `1.0` ，随后将区间 `[f, l)` 中的元素插入该容器。
:533	Requires:;; `key_equal` needs to be https://en.cppreference.com/w/cpp/named_req/DefaultConstructible[DefaultConstructible^].	要求;; `key_equal` 需满足 https://en.cppreference.com/w/cpp/named_req/DefaultConstructible[可默认构造] 要求。
:535	---	---
	initializer_list Constructor with Allocator	带分配器的初始化列表构造函数
	```c++ unordered_multimap(std::initializer_list<value_type> il, const allocator_type& a); ```	```c++ unordered_multimap(std::initializer_list<value_type> il, const allocator_type& a); ```</value_type>
	Constructs an empty container using `a` as the allocator and a maximum load factor of 1.0 and inserts the elements from `il` into it.	使用 `a` 作为分配器，最大负载因子为 `1.0`，构造一个空容器，并将 `il` 中的元素插入其中。
:546	Requires:;; `hasher` and `key_equal` need to be https://en.cppreference.com/w/cpp/named_req/DefaultConstructible[DefaultConstructible^].	要求：`hasher` 和 `key_equal` 需要满足 https://en.cppreference.com/w/cpp/named_req/DefaultConstructible[可默认构造^]。
:548	---	---
	initializer_list Constructor with Bucket Count and Allocator	带桶数和分配器的初始化列表构造函数

	English	Chinese (Simplified Han script)	Actions
	Synopsis	概要
	_Pred_	_Pred_
	Bucket Count Constructor	桶数构造函数
	Copy Constructor	复制构造函数
	Allocator Constructor	分配器构造函数
	```c++ unordered_multimap(const unordered_multimap& other, const Allocator& a); ```	```c++ unordered_multimap(const unordered_multimap& other, const Allocator& a); ```
	Initializer List Assignment	初始化列表赋值
	Returns:;; An iterator which refers to the past-the-end value for the container.	返回：指向容器尾后值的迭代器。
	Modifiers	修改器
	Inserts an object, constructed with the arguments `args`, in the container.	插入一个使用参数 `args` 构造的对象到容器中。
	Inserts an object, constructed with the arguments args, in the container.	插入一个使用参数 `args` 构造的对象到容器中。
	`position` is a suggestion to where the element should be inserted.	`position` 是关于元素插入位置的建议。
	```c++ unordered_multimap(unordered_multimap&& other); ```	```c++ unordered_multimap(unordered_multimap&& other); ```
	The move constructor.	移动构造函数。
	Constructs an empty container, using allocator `a`.	使用分配器 `a` 构造一个空容器。
	Postconditions:;; `size() == 0` Requires:;; `key_equal` needs to be https://en.cppreference.com/w/cpp/named_req/DefaultConstructible[DefaultConstructible^].	后置条件：`size() == 0` 要求：`key_equal` 需要满足 https://en.cppreference.com/w/cpp/named_req/DefaultConstructible[可默认构造^]。
	Copy Insert	拷贝插入
	```c++ iterator insert(const value_type& obj); ```	```c++ iterator insert(const value_type& obj); ```
	Move Insert with Hint	带提示的移动插入
	Emplace Insert with Hint	带提示的原地插入
	```c++ template<class K, class T, class H, class P, class A, class Predicate> typename unordered_multimap<K, T, H, P, A>::size_type erase_if(unordered_multimap<K, T, H, P, A>& c, Predicate pred); ```	```c++ template<class k,="" class="" t,="" h,="" p,="" a,="" predicate=""> typename unordered_multimap<k, t,="" h,="" p,="" a="">::size_type erase_if(unordered_multimap<k, t,="" h,="" p,="" a="">& c, Predicate pred); ```</k,></k,></class>
	```c++ size_type bucket_size(size_type n) const; ```	```c++ size_type bucket_size(size_type n) const; ```
	Move Insert	移动插入
	```c++ iterator insert(value_type&& obj); ```	```c++ iterator insert(value_type&& obj); ```
	Emplace Insert	原地插入
	```c++ template<class P> iterator insert(P&& obj); ```	```c++ template<class p=""> iterator insert(P&& obj); ```</class>
	Inserts an element into the container by performing `emplace(std::forward<P>(value))`.	通过执行 `emplace(std::forward<p>(value))` 向容器中插入一个元素。</p>
	Returns:;; An iterator pointing to the inserted element.	返回：指向已插入元素的迭代器。
	Copy Insert with Hint	带提示的拷贝插入
	```c++ iterator insert(const_iterator hint, const value_type& obj); ``` Inserts `obj` in the container.	```c++iterator insert(const_iterator hint, const value_type& obj);``` 将 `obj` 插入容器中。

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06/05/2026

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