ex6_07.cpp

来自「Beginning Visual C++ 6源码。Wrox。」· C++ 代码 · 共 32 行

// EX6_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(void)
{
   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;
}