A set of "max" templates using parameter pack.

max_xx.hh

#include <string>
#include <iostream>
using namespace std;

template<typename T>
inline const T&
max_xx(const T& x, const T& y)
{
	return y < x ? x : y;
}
template<typename T, typename... P>
inline const T&
max_xx(const T& x, const T& y, const P& ... args)
{
	return max_xx(max_xx(x, y), args...);
}


int main()
{
	cout << max_xx(string("abc"), string("xxx"), string("defz")) << endl;
}