Espacios de nombres
Variantes

std::tuple::swap

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Definido en el archivo de encabezado <tuple>
void swap( tuple& other );
(desde C++11)
std::swap llama para cada elemento en *this y su elemento correspondiente en other .
Original:
Calls std::swap for each element in *this and its corresponding element in other.
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Parámetros

other -
tupla de valores a intercambiar
Original:
tuple of values to swap
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Valor de retorno

(Ninguno)
Original:
(none)
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Excepciones

Especificación noexcept:   (desde C++11)
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noexcept( noexcept(swap(std::declval<T0&>>(), std::declval<T0&>())) && noexcept(swap(std::declval<T1&>>(), std::declval<T1&>())) && noexcept(swap(std::declval<T2&>>(), std::declval<T2&>())) && ... )

Ejemplo

#include <iostream>
#include <tuple>
#include <string>

int main()
{
    std::tuple<int, std::string, float> p1, p2;
    p1 = std::make_tuple(10, "test", 3.14);
    p2.swap(p1);
    std::cout << "("  << std::get<0>(p2)
              << ", " << std::get<1>(p2)
              << ", " << std::get<2>(p2) << ")\n";
}

Salida:

(10, test, 3.14)

Ver también