std::reference_wrapper::reference_wrapper
From cppreference.com
< cpp | utility | functional | reference wrapper
| reference_wrapper( T& x );
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(since C++11) | |
| reference_wrapper( T&& x ) = delete;
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(since C++11) | |
| reference_wrapper( const reference_wrapper<T>& other );
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(since C++11) | |
Constructs a new reference wrapper.
1) Stores a reference to x.
2) Construction from a temporary objects is not allowed.
3) Copy constructor. Stores a reference to other.get().
[edit] Parameters
| x | - | an object to wrap |
| other | - | another reference wrapper |