std::is_default_constructible< _Tp >(3) Library Functions Manual NAME std::is_default_constructible< _Tp > - is_default_constructible SYNOPSIS #include Inherits __is_constructible_impl< _Tp >. Detailed Description template struct std::is_default_constructible< _Tp >"is_default_constructible Author Generated automatically by Doxygen for libstdc++ from the source code. libstdc++ std::is_default_constructible< _Tp >(3)