Boost
C++ Libraries
...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
This is an older version of Boost and was released in 2013. The current version is 1.89.0.
path
// In header: <boost/property_tree/ptree_fwd.hpp> typedef string_path< std::string, id_translator< std::string > > path;