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