std::swap(std::basic_stringbuf)
From cppreference.com
                    
                                        
                    < cpp | io | basic stringbuf
                    
                                                            
                    |   template< class CharT, class Traits, class Alloc > void swap( std::basic_stringbuf<CharT,Traits,Alloc>& lhs,  | 
(since C++11) | |
Overloads the std::swap algorithm for std::basic_stringbuf. Exchanges the state of lhs with that of rhs. Effectively calls lhs.swap(rhs).
Parameters
| lhs, rhs | - | std::basic_stringbuf objects whose states to swap | 
Return value
(none)
Example
| This section is incomplete Reason: no example  | 
See also
|    (C++11)  | 
   swaps two basic_stringbuf objects   (public member function)  | 
|    swaps the values of two objects   (function template)  |