1.2 KiB
1.2 KiB
[comparisons.less]
22 General utilities library [utilities]
22.10 Function objects [function.objects]
22.10.8 Comparisons [comparisons]
22.10.8.5 Class template less [comparisons.less]
template<class T = void> struct less { constexpr bool operator()(const T& x, const T& y) const; };
constexpr bool operator()(const T& x, const T& y) const;
Returns: x < y.
`template<> struct less { template<class T, class U> constexpr auto operator()(T&& t, U&& u) const -> decltype(std::forward(t) < std::forward(u));
using is_transparent = unspecified; }; `
template<class T, class U> constexpr auto operator()(T&& t, U&& u) const -> decltype(std::forward<T>(t) < std::forward<U>(u));
Returns: std::forward(t) < std::forward(u).