| Brian Silverman | b67fe79 | 2018-08-05 00:11:17 -0700 | [diff] [blame^] | 1 | #include <boost/container_hash/hash.hpp> |
| 2 | #include <vector> |
| 3 | #include <algorithm> |
| 4 | #include <iterator> |
| 5 | #include <cassert> |
| 6 | |
| 7 | //[ get_hashes |
| 8 | template <class Container> |
| 9 | std::vector<std::size_t> get_hashes(Container const& x) |
| 10 | { |
| 11 | std::vector<std::size_t> hashes; |
| 12 | std::transform(x.begin(), x.end(), std::back_inserter(hashes), |
| 13 | boost::hash<typename Container::value_type>()); |
| 14 | |
| 15 | return hashes; |
| 16 | } |
| 17 | //] |
| 18 | |
| 19 | int main() { |
| 20 | std::vector<int> values; |
| 21 | values.push_back(10); |
| 22 | values.push_back(20); |
| 23 | |
| 24 | std::vector<std::size_t> hashes = get_hashes(values); |
| 25 | assert(hashes[0] = boost::hash<int>()(values[0])); |
| 26 | assert(hashes[1] = boost::hash<int>()(values[1])); |
| 27 | } |