6.5重学C++之【结构体做函数参数】

#include<iostream>
#include<string>
using namespace std;


/*
    结构体做函数参数
        值传递&地址传递
*/


struct student{
    string name;
    int age;
    int score;
};


void print_stu_1(struct student s){
    s.age = 1;
    cout << "值传递子函数中：姓名：" << s.name << "，年龄：" << s.age << "，分数：" << s.score << endl;
}


print_stu_2(struct student * p){
    p->age = 200;
    cout << "地址传递子函数中：姓名：" << p->name << "，年龄：" << p->age << "，分数：" << p->score << endl;
}


int main(){
    struct student s1;
    s1.name = "张三";
    s1.age = 18;
    s1.score = 100;

    cout << "main函数中：姓名：" << s1.name << "，年龄：" << s1.age << "，分数：" << s1.score << endl;

    //print_stu_1(s1);
    print_stu_2(&s1);

    cout << "main函数中：姓名：" << s1.name << "，年龄：" << s1.age << "，分数：" << s1.score << endl;

    return 0;
}