templates

[code]
// Ex5_07.cpp
// Using function templates
#include <iostream>
using namespace std;

// Template for function to compute the
// maximum element of an array
template<class T> T max(T x[], int len)
{
    T max = x[0];
    for(int i=1; i<len; i++)
        if(max<x[i])
    max = x[i];
    return max;
}

int main()
{
    int small[] = { 1,24,34,22};
    long medium[] = { 23,245,123,1,234,2345};
    double large[] = { 23.0,1.4,2.456,345.5,12.0, 21.0};
    int lensmall = sizeof small/sizeof small[0];
    int lenmedium = sizeof medium/sizeof medium[0];
    int lenlarge = sizeof large/sizeof large[0];
    
    cout << endl << max(small, lensmall);
    cout << endl << max(medium, lenmedium);
    cout << endl << max(large, lenlarge);
    cout << endl;

    return 0;
}
[/code]