std::valarray<T>::swap (3) - Linux Manuals
std::valarray<T>::swap: std::valarray<T>::swap
NAME
std::valarray<T>::swap - std::valarray<T>::swap
Synopsis
void swap( valarray& other ); (until C++11)
void swap( valarray& other ) noexcept; (since C++11)
Swaps the contents with those of other.
Parameters
other - another valarray to swap the contents with
Return value
(none)