pr23007.cpp

来自「《标准C++宝典》源码」· C++ 代码 · 共 50 行

////////////////////////////////////////
// File Name: pr23007.cpp
////////////////////////////////////////
#include <iostream>
#include <vector>
#include <algorithm>

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

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

    // Populate the vector with values.
    charVector.push_back('T');
    charVector.push_back('H');
    charVector.push_back('E');
    charVector.push_back('R');
    charVector.push_back('E');
    charVector.push_back(' ');
    charVector.push_back('H');
    charVector.push_back('I');
    charVector.push_back(' ');

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

    // Rotate the vector.
    rotate(charVector.begin(),
        charVector.begin()+6, charVector.end());

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

    return 0;
}