std::match_results<BidirIt,Alloc>::swap
From cppreference.com
                    
                                        
                    < cpp | regex | match results
                    
                                                            
                    |   void swap( match_results& other ) noexcept;  | 
(since C++11) | |
Exchanges the shared states of two match_results objects.
Parameters
| other | - |  the match_results to swap with
 | 
Return value
(none)
Example
| This section is incomplete Reason: no example  | 
See also
|   specializes the std::swap algorithm  (function template)  |