std::swap(std::pair)

 

C++

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optional

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in_placein_place_typein_place_indexin_place_tin_place_type_tin_place_index_t

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pair

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std::pair

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pair::pair

pair::operator=

pair::swap

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make_pair

operator==operator!=operator<operator<=operator>operator>=

std::swap

get (C++11)

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tuple_size (C++11)

tuple_element (C++11)

 

Defined in header <utility>
template< class T1, class T2 > void swap( pair<T1,T2>& lhs, pair<T1,T2>& rhs );		(since C++11)

Swaps the contents of lhs and rhs. Equivalent to lhs.swap(rhs).

Parameters

lhs, rhs

-

pairs whose contents to swap

Return value

(none)

Exceptions

noexcept specification:  

noexcept(noexcept(lhs.swap(rhs)))

See also

swap	swaps the values of two objects (function template)