C++ 遍历数组

C++11新特性

#include <iostream>
using namespace std;
int main()
{
    double prices[5] = { 1.1, 1.2, 1.5, 8.5, 9.9 };
    for (double x : prices)
    {
        cout << x << endl;
    }
    cout << "End" << endl;
}