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# std::reference_wrapper::reference_wrapper

From cppreference.com
< cpp‎ | utility‎ | functional‎ | reference wrapper

reference_wrapper( T& x ); |  | (since C++11)
reference_wrapper( T&& x ) = delete; |  | (since C++11)
reference_wrapper( const reference_wrapper<T>& other ); |  | (since C++11)

Constructs a new reference wrapper.

1) Stores a reference to `x`.

2) Construction from a temporary object is not allowed.

3) Copy constructor. Stores a reference to `other.get()`.

### [edit] Parameters

x | - | an object to wrap
other | - | another reference wrapper

### [edit] Exceptions

`noexcept` specification:
noexcept
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Category:

- unconditionally noexcept