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.
namespace boost { template<typename T, std::size_t N> class array; template<typename T, std::size_t N> void swap(array<T, N>&, array<T, N>&); template<typename T, std::size_t N> bool operator==(const array<T, N>&, const array<T, N>&); template<typename T, std::size_t N> bool operator!=(const array<T, N>&, const array<T, N>&); template<typename T, std::size_t N> bool operator<(const array<T, N>&, const array<T, N>&); template<typename T, std::size_t N> bool operator>(const array<T, N>&, const array<T, N>&); template<typename T, std::size_t N> bool operator<=(const array<T, N>&, const array<T, N>&); template<typename T, std::size_t N> bool operator>=(const array<T, N>&, const array<T, N>&); }