C++结构体作为函数参数传参-蒲公英云

C++结构体作为函数参数传参

#include<iostream>
using namespace std;
#include<string>
//结构体
struct Student {
    string name;
    int age;
    int score;
}st3;
/*
 *结构体作为函数参数传参
 */
//值传递
void printStufdent1(struct Student st3) {
    cout << "子函数" << endl;
    st3.age = 100;
    cout << "名字：" << st3.name << "    年龄：" << st3.age << "    分数：" << st3.score << endl;
}
//地址传递
void printStufdent2(struct Student * p) {
    p->age = 200;
    cout << "子函数" << endl;
    cout << "名字：" << p->name << "    年龄：" << p->age << "    分数：" << p->score << endl;
}
int main() {
    struct Student st1;
    st1.name = "zhangsan";
    st1.age = 18;
    st1.score = 60;
    //cout << "名字" << st1.name << "年龄" << st1.age << "分数" << st1.score<< endl;
    struct Student st2={"李四",20,70};
//    cout << "名字" << st2.name << "年龄" << st2.age << "分数" << st2.score<< endl;
    st3.name = "王五";
    st3.age = 19;
    st3.score = 59;
    printStufdent1(st3);
    cout << "main函数" << endl;
    cout << "名字：" << st3.name << "    年龄：" << st3.age << "    分数：" << st3.score << endl;
    printStufdent2(&st3);
    cout << "main函数" << endl;
    cout << "名字：" << st3.name << "    年龄：" << st3.age << "    分数：" << st3.score << endl;
    system("pause");
 }