std::random_device(3) Library Functions Manual std::random_device(3) NAME std::random_device SYNOPSIS #include Public Types typedef unsigned int result_type Public Member Functions random_device (const random_device &)=delete random_device (const std::string &__token) double entropy () const noexcept result_type operator() () void operator= (const random_device &)=delete Static Public Member Functions static constexpr result_type max () static constexpr result_type min () Detailed Description A standard interface to a platform-specific non-deterministic random number generator (if any are available). Since C++11 Member Typedef Documentation typedef unsigned int std::random_device::result_type The type of the generated random value. Author Generated automatically by Doxygen for libstdc++ from the source code. libstdc++ std::random_device(3)