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 2024. The current version is 1.89.0.
boost::program_options::invalid_command_line_syntax
// In header: <boost/program_options/errors.hpp> class invalid_command_line_syntax : public boost::program_options::invalid_syntax { public: // public member functions invalid_command_line_syntax(kind_t, const std::string & = "", const std::string & = "", int = 0); };