c++的currying(241)

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template<typename F, typename... Args>
auto partial(F f, Args... args) {
    return [=](auto... rest) -> auto {//草这就是c++的lamda，和js c#的完全不同啊，我这个笨蛋第一时间居然没反应过来
        return f(args..., rest...);
    };
}
void demo(int a, int & b, int c, int & d) {
    b = b + 1;
    d = d + 1;
}
int main() {
    int a = 11, b = 111, c = 1111, d = 11111;
    std::cout << "a: " << a << " b: " << b << " c: " << c << " d: " << d << std::endl;
    partial(demo, a, std::ref(b))(c, std::ref(d));
    std::cout << "a: " << a << " b: " << b << " c: " << c << " d: " << d << std::endl;
    return 0;
}
// //