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# std::weak_ptr::swap

From cppreference.com
< cpp‎ | memory‎ | weak ptr

void swap( weak_ptr& r ); |  | (since C++11)

Exchanges the contents of *this and `r`

### [edit] Parameters

r | - | smart pointer to exchange the contents with

### [edit] Return value

(none)

### [edit] Exceptions

`noexcept` specification:
noexcept
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