标签:com http class style div code color tab ble int type
不完整声明
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26 |
/* 方法一 */struct
tag_a{ struct
tag_b *bp; /* 这里struct tag_b 还没有定义,但编译器可以接受 */ int
value;};struct
tag_b{ struct
tag_a *ap; int
value;};typedef
struct tag_a A;typedef
struct tag_b B; /* 方法二 */struct
tag_a; /* 使用结构体的不完整声明(incomplete declaration) */struct
tag_b;typedef
struct tag_a A; typedef
struct tag_b B;struct
tag_a{ struct
tag_b *bp; /* 这里struct tag_b 还没有定义,但编译器可以接受 */ int
value;};struct
tag_b{ struct
tag_a *ap; int
value;}; |
标签:com http class style div code color tab ble int type
原文地址:http://www.cnblogs.com/chen-/p/3698139.html