结构体各定义引用方法

#include
#include


struct Student
{
    int age;
    int id;
    char name[20];


};


int main()
{
    struct Student s1;
    s1.age = 20;
    s1.id = 123;
    strcpy(s1.name, "zhang");


    printf("age:%d id:%d name:%s\n", s1.age, s1.id, s1.name);  
    
    struct Student s2 = {21,1234,"li"};
    printf("age:%d id:%d name:%s\n", s2.age, s2.id, s2.name);
    
    struct Student *ps3 = &s1;
    printf("age:%d id:%d name:%s\n", (*ps3).age, (*ps3).id, (*ps3).name);
    printf("age:%d id:%d name:%s\n", ps3->age, ps3->id, ps3->name);


    return 0;
}