fraction-client.cpp

压缩包里有教材<<C++模式设计-基于QT4开源跨平台开发框架>>所有源码

#include "fraction.h"
#include <iostream>

int main() {
    const int DASHES = 30;
    using namespace std;
    
    {   /* nested scope, inner block */
        int i;
        for (i = 0; i < DASHES; ++i)
            cout << "=";
        cout << endl;
    }   

    // cout << "i = " << i << endl;  /* error, i no longer exists, so it is not visible in this scope. */
    Fraction f1, f2;
    f1.set(3, 4);
    f2.set(11,12);  /* set through a member function */
    // f2.m_Numerator = 12; /* error, m_Numerator is visible but not accessible. */
    cout << "The first fraction is: " << f1.toString() << endl;
    cout << "\nThe second fraction, expressed as a double is: "
         << f2.toDouble() << endl;
    return 0;
}