std::pair::swap
Материал из cppreference.com
|
|
This page has been machine-translated from the English version of the wiki using Google Translate.
The translation may contain errors and awkward wording. Hover over text to see the original version. You can help to fix errors and improve the translation. For instructions click here. |
| void swap(pair& other); |
(начиная с C++11) | |
Обмены
first с other.first и second с other.second.Original:
Swaps
first with other.first and second with other.second.The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
You can help to correct and verify the translation. Click here for instructions.
Содержание |
[править] Параметры
| other | - | пара значений для замены
Original: pair of values to swap The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. |
[править] Возвращаемое значение
(Нет)
Original:
(none)
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
You can help to correct and verify the translation. Click here for instructions.
[править] Исключения
noexcept-спецификация: (начиная с C++11)
[править] Пример
#include <iostream> #include <utility> #include <string> int main() { std::pair<int, std::string> p1, p2; p1 = std::make_pair(10, "test"); p2.swap(p1); std::cout << "(" << p2.first << ", " << p2.second << ")\n"; }
Вывод:
(10, test)