W3School TIY Editor

#include <iostream> using namespace std; struct Car { string brand; int year; }; void updateYear(Car &c) { c.year++; } int main() { Car myCar = {"丰田", 2020}; updateYear(myCar); cout << "这辆 " << myCar.brand << " 现在是 " << myCar.year << " 年款了。\n"; return 0; }