std::hash (std::vector<bool>)
From cppreference.com
                    
                                        
                    < cpp | container | vector bool
                    
                                                            
                    |   template <class Allocator> struct hash<vector<bool, Allocator>>;  | 
(since C++11) | |
The template specialization of std::hash for std::vector<bool> allows users to obtain hashes of objects of type std::vector<bool>.
[edit] Example
| This section is incomplete Reason: no example  | 
[edit] See also
|    (C++11)  | 
   hash function object   (class template)  |