std::function<R(Args...)>::swap (3) - Linux Manuals
std::function<R(Args...)>::swap: std::function<R(Args...)>::swap
NAME
std::function<R(Args...)>::swap - std::function<R(Args...)>::swap
Synopsis
void swap( function& other ) noexcept; (since C++11)
Exchanges the stored callable objects of *this and other.
Parameters
other - function wrapper to exchange the stored callable object with
Return value
(none)