第08章 結(jié)構(gòu)體類型和聯(lián)合體類型

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 stu1,stu2; STU struct student long number; struct date birthday; char name20; int age; char sex; char address80; long tel;STU;STU stu1,stu2;struct student long

3、number; 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; stu1,stu2;struct TEST int x; char ch;實(shí)參實(shí)參 struct TEST a;aa.xa.chbb.xb.ch形參形參 struct

4、TEST b;10dd10100，3.14159，d100，3.141590，d1101.570795e110，1.570795，e例例8-7 8-7 返回結(jié)構(gòu)體類型函數(shù)的示例返回結(jié)構(gòu)體類型函數(shù)的示例struct TESTstu0.countname數(shù)組名已經(jīng)是數(shù)組名已經(jīng)是個地址，前面不加個地址，前面不加“&”ab例例8-9 8-9 結(jié)構(gòu)體數(shù)組作函數(shù)參數(shù)示例結(jié)構(gòu)體數(shù)組作函數(shù)參數(shù)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&

5、stustu*stu.countstuLiu33typedef struct stu char name20; int age; float score;STU;st0wangp8719chenzhao20998818st1st2p指向指向st數(shù)組首地址數(shù)組首地址x也指向也指向st數(shù)組首地址數(shù)組首地址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&(*(p2+i).c例例8-12 8-12 不移動指向結(jié)構(gòu)體數(shù)組的指不移動指向結(jié)構(gòu)體數(shù)組的指針操作結(jié)構(gòu)體數(shù)組元素。針操作結(jié)構(gòu)體數(shù)組元素。struc i