static.cpp

来自「C++ sample code, for the book: C++ blac」· C++ 代码 · 共 36 行

#include <iostream>
using namespace std;

int totaller();
int summer();

int main()
{
    cout << "After first call, totaller returns " << totaller() << endl;
    cout << "After first call, summer returns " << summer() << endl;

    cout << "After second call, totaller returns " << totaller() << endl;
    cout << "After second call, summer returns " << summer() << endl;

    return 0;
}

int totaller()
{
    int total = 0;               // automatic local variable

    total++;

    return total;
}

int summer()
{
    static int sum = 0;          // static local variable

    sum++;

    return sum;
}