std::experimental::observer_ptr<W>::get
From cppreference.com
                    
                                        
                    < cpp | experimental | observer ptr
                    
                                                            
                    | constexpr element_type* get() const noexcept; | (library fundamentals TS v2) | |
Returns a pointer to the watched object or nullptr if no object is watched.
Parameters
(none)
Return value
Pointer to the watched object or nullptr if no object is watched.
Example
| This section is incomplete Reason: no example | 
See also
| returns a pointer to the watched object and stops watching the object (public member function) |