for_each.cpp

来自「本课程主要介绍面向对象程序设计的方法和c++语言的基本概念。以c++语言中的面向」· C++ 代码 · 共 21 行

// for_each.cpp
// uses for_each() to output inches array elements as centimeters
#include <iostream>
#include <algorithm>
using namespace std;

void in_to_cm(double);     // declaration

int main()
   {                       // array of inches values
   double inches[] = { 3.5, 6.2, 1.0, 12.75, 4.33 };
                           // output as centimeters
   for_each(inches, inches+5, in_to_cm);
   cout << endl;
   return 0;
   }

void in_to_cm(double in)   // convert and display as centimeters
   {
   cout << (in * 2.54) << ' ';
   }