std::pointer_to_binary_function
Min standard notice:
std::pointer_to_binary_function is a function object that acts as a wrapper around a binary function.
# Declarations
template<
class Arg1,
class Arg2,
class Result
> class pointer_to_binary_function : public std::binary_function<Arg1, Arg2, Result>;
(deprecated in C++11) (removed in C++17)
# Parameters
f: pointer to a function to store
# Return value
The value returned by the called function.