9.3结构指针 9.31定义 struct student i long int num; char name 201 float score struct student stul, *ptr ptr=&stu1 num name score tr 200011 Zhang85 stul9.3 结构指针 9.3.1 定义 struct student { long int num; char name[20]; float score; }; struct student stu1, *ptr; ptr = &stu1; num name score stu1 200011 Zhang 85 ptr