std::pair::swap
From cppreference.com
void swap(pair& other);
|
(since C++11) | |
Swaps first
with other.first
and second
with other.second
.
Contents |
[edit] Parameters
other | - | pair of values to swap |
[edit] Return value
(none)
[edit] Exceptions
noexcept specification:
[edit] Example
Run this code
#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"; }
Output:
(10, test)
[edit] See also
swaps the values of two objects (function template) |