yes_or_no.cpp

来自「the source of dev_c++ most of them for 」· C++ 代码 · 共 48 行

// Yes or No
// Demonstrates return values and parameters

#include <iostream>
#include <string>

using namespace std;

char askYesNo1();
char askYesNo2(string question);

int main()
{
    char answer1 = askYesNo1();
    cout << "Thanks for answering: " << answer1 << "\n\n";

    char answer2 = askYesNo2("Do you wish to save your game?");
    cout << "Thanks for answering: " << answer2 << "\n";

    return 0;
}

char askYesNo1()
{
    char response1;
    do
    {
        cout << "Please enter 'y' or 'n': ";
        cin >> response1;
    } while (response1 != 'y' && response1 != 'n');

    return response1;
}

char askYesNo2(string question)
{
    char response2;
    do
    {
        cout << question << " (y/n): ";
        cin >> response2;
    } while (response2 != 'y' && response2 != 'n');

    return response2;
}