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std::swap(std::any)

STD：：交换%28 std：：任意%29

void swap(any& lhs, any& rhs​(since C++17)

重载std::swap算法std::any.交换两项内容any对象通过调用lhs.swap(rhs)...

参数

lhs, rhs-objects to swap

返回值

%280%29

例外

noexcept规格：

noexcept

另见

swapswaps two any objects (public member function)

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