pr24008.cpp

来自「《标准C++宝典》源码」· C++ 代码 · 共 48 行

////////////////////////////////////////
// File Name: pr24008.cpp
////////////////////////////////////////
#include <iostream>
#include <vector>
#include <algorithm>
#include <string>

////////////////////////////////////////
// The function to be called by
// for_each().
////////////////////////////////////////
void show_val(std::string val)
{
    std::cout << val << std::endl;
}

////////////////////////////////////////
// The main() function.
////////////////////////////////////////
int main()
{
    // Create the vector object.
    std::vector<std::string> strVector;

    // Populate the vector.
    strVector.push_back("Zebra");
    strVector.push_back("Deer");
    strVector.push_back("Fish");
    strVector.push_back("Snake");
    strVector.push_back("Bat");

    // Display the contents of the vector.
    std::cout << "Contents of the vector: " << std::endl;
    std::for_each(strVector.begin(),
        strVector.end(), show_val);
    std::cout << std::endl;

    // Display the contents of the vector in reverse.
    std::cout << "Reverse contents of the vector: "
              << std::endl;
    std::for_each(strVector.rbegin(),
        strVector.rend(), show_val);
    std::cout << std::endl;

    return 0;
}