第08章 结构体类型和联合体类型(12级)

1、 struct studentstruct student char num8; char num8; char name20; char name20; char sex; char sex; int age; int age; float score; float score; ; ;struct A long number; char name20; int x; float y; struct A a1,a2;struct B long number; char name20; int x; float y;b1,b2; struct long number; char name20;

2、 int x; float y;c1,c2; struct student long number; struct date birthday; char name20; int age; char sex; char address80; long tel;； STU;STU x1,x2; STU struct student long number; struct date birthday; char name20; int age; char sex; char address80; long tel;STU;STU x1,x2;struct student long number;

3、struct date birthday; char name20; int age; char sex; char address80; long tel; stu1,stu2;stu2=stu1;struct student long number; struct date birthday; char name20; int age; char sex; char address80; long tel;struct TEST int x; char ch;实参实参 struct TEST a;aa.xa.chbb.xb.ch形参形参 struct TEST b;10dd10100，3.

4、14159，d100，3.141590，d1101.570795e110，1.570795，e例例8-7 8-7 返回结构体类型函数的示例返回结构体类型函数的示例struct TESTstu0.countname数组名已经是数组名已经是个地址，前面不加个地址，前面不加“&”ab例例8-9 8-9 结构体数组作函数参数示例结构体数组作函数参数示例struct A int x; float y;a1,*p=&a1; &a1 = pa1 = *p a1.x (*p).x a1.y (*p).y p-x p-yp&stustu*stu.countstuLiu33t

5、ypedef struct stu char name20; int age; float score;STU;st0wangp8719chenzhao20998818st1st2p指向指向st数组首地址数组首地址x也指向也指向st数组首地址数组首地址struct A char c; int x;a5,*p1;p1=&a2;&a2 = p1a2 = *p1 a2.c (*p1).c a2.x (*p1).x p1-c p1-xap1struct A char c; int x;a5,*p2;p2=a;ap2&(p2+i)-c&(p2+i)-xstruct A char c; int x;a5,*p2;p2=a;&ai.c&ai.x&(*