...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
These templates determine the whether there is a relationship between two types:
Synopsis:
template <class Base, class Derived> struct is_base_of; template <class Base, class Derived> struct is_virtual_base_of; template <class From, class To> struct is_convertible; template <class T, class U> struct is_same;