std::unordered_map::erase

 

C++

Язык

Понятия (концепции)

Утилиты

Строки

Контейнеры

Алгоритмы

Итераторы

Работа с числами

Ввод / вывод

Локализация

Регулярные выражения (C++11)

Атомарные примитивы (C++11)

Потоки (C++11)

 

Контейнеры

array (C++11)

vector

deque

forward_list (C++11)

list

set

multiset

map

multimap

unordered_set (C++11)

unordered_multiset (C++11)

unordered_map (C++11)

unordered_multimap (C++11)

stack

queue

priority_queue

 

std::unordered_map

Член функций Original: Member functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

unordered_map::unordered_map

unordered_map::~unordered_map

unordered_map::operator=

unordered_map::get_allocator

Итераторы Original: Iterators The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

unordered_map::begin unordered_map::cbegin

unordered_map::end unordered_map::cend

Потенциала Original: Capacity The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

unordered_map::erase

unordered_map::size

unordered_map::max_size

Модификаторы Original: Modifiers The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

unordered_map::clear

unordered_map::insert

unordered_map::emplace

unordered_map::emplace_hint

unordered_map::erase

unordered_map::swap

Поиск Original: Lookup The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

unordered_map::count

unordered_map::find

unordered_map::equal_range

Ковш интерфейс Original: Bucket interface The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

unordered_map::begin2

unordered_map::end2

unordered_map::bucket_count

unordered_map::max_bucket_count

unordered_map::bucket_size

unordered_map::bucket

Hash политики Original: Hash policy The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

unordered_map::load_factor

unordered_map::max_load_factor

unordered_map::rehash

unordered_map::reserve

Наблюдателей Original: Observers The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

unordered_map::hash_function

unordered_map::key_eq

 

iterator erase( const_iterator position );	(1)	(начиная с C++11)
iterator erase( const_iterator first, const_iterator last );	(2)	(начиная с C++11)
size_type erase( const key_type& key );	(3)	(начиная с C++11)

Удаляет указанные элементы из контейнера.

Original:

Removes specified elements from the container.

The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

1)

Удаляет элемент pos.

Original:

Removes the element at pos.

The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

2)

Удаляет элементы в диапазоне [first; last).

Original:

Removes the elements in the range [first; last).

The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

3)

Удаляет все элементы с ключевыми key значение

Original:

Removes all elements with the key value key

The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

References and iterators to the erased elements are invalidated. Other iterators and references are not invalidated.

Параметры

pos	-	итератор на элемент для удаления Original: iterator to the element to remove The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
first, last	-	диапазон элементов для удаления Original: range of elements to remove The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
key	-	Ключевое значение элементов для удаления Original: key value of the elements to remove The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

Возвращаемое значение

1-2)

Iterator, следующих за последним удаленным элементом.

Original:

Iterator following the last removed element.

The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

3)

Количество элементов удалены.

Original:

Number of elements removed.

The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

Сложность

1) Average case: constant, worst case: a.size()

2) Average case: std::distance(first, last), worst case: a.size()

3) Average case: a.count(key), worst case: a.size()

См. также

clear	удаляет содержимое (public функция-член)