Function Templates - Example 10-6 - A function template using two types

// File: ex10-6.cpp

#include <iostream>
using namespace std;

template <class X, class Y> void print_em(X a, Y b)
{
	cout.setf(ios::right,ios::adjustfield);
	cout.width(10);
	cout << static_cast<int>(a);
	cout.precision(2);
	cout.setf(ios::showpoint);
	cout.width(10);
	cout << static_cast<double>(b) << endl;
	return;
}

int main(void)
{
	print_em(3,4);
	print_em(3,5.7);
	print_em(5.11,9);
	print_em(static_cast<short>(3),7.777);
	print_em(static_cast<long>(5),static_cast<float>(3.456));
	print_em('A',5);
	print_em(5,'A');
	return 0;
}

         3       4.0
         3       5.7
         5       9.0
         3       7.8
         5       3.5
        65       5.0
         5       65.