鱼C论坛

 找回密码
 立即注册
查看: 1993|回复: 0

25.类,对象,成员实例

[复制链接]
发表于 2013-3-9 00:28:28 | 显示全部楼层 |阅读模式

马上注册,结交更多好友,享用更多功能^_^

您需要 登录 才可以下载或查看,没有账号?立即注册

x
第一种写法:$ N4 D5 N) g* ~- a  {( `
#include <iostream>
6 g: I( M& M8 U4 xusing namespace std;
! c* U: Y0 d$ A. m3 K+ iclass Human
- c; ~  u8 K# f+ N" `{
" F- g4 m" R+ I! _: \: b: H& F& upublic:
3 C9 F0 x) t3 X! e4 T) \+ q void GetHeight(){cout<<Height;}! m- O6 \* {9 l+ U5 O& v
void GetWeight(){cout<<Weight;}0 t! Z9 |- v( j0 G5 X& |
void SetHeight(int x){Height=x;}
1 C2 c( I' m- I0 ?6 L( ?8 ?1 q7 G void SetWeight(int y){Weight=y;}
" P  Z* f! M3 `; h$ xprivate:
2 }; O% _9 v4 n4 q int Height;2 r$ W6 C# y+ O/ ?; C# T9 t9 G
int Weight;
& F+ D+ Q% }+ y+ J, N};8 t. p$ c! {( n' \) X6 H* j

# Y8 ]  x& @* P5 f- a( e' I4 c' gvoid main(void)
. V, `5 `6 b: I8 S( u( S0 i{1 O* J. d. t6 y" J
   Human Lee;
! C' g0 R$ ]* `   Lee.SetHeight(172);" D6 q8 |; A( Y3 F3 y
   cout<<"Lee的身高是:";$ X/ k' ^" M* }+ Q& x# a
   Lee.GetHeight();
2 [- y: A1 F  `5 {+ |   cout<<endl;
6 T7 `& r$ S7 B5 n   Lee.SetWeight(120);. `# m  M& _6 Q# N; w9 Y8 F8 S
   cout<<"Lee的体重是:";
0 A+ P& h! d! S5 Q   Lee.GetWeight();  m$ p# }0 S5 m8 k1 e" w& m. ]1 }. n8 m
   cout<<endl;
/ I" \9 L9 C% B( h3 T" e}
; e/ P* ^7 X6 z" f8 r& U6 I第二种写法:+ C2 ~+ k' }& Q1 s/ j2 r- w( |8 J
#include <iostream>: w9 ^  y, j# [( M) M. h, u* ~
using namespace std;- o5 ]. ?  v3 X% B5 d- k
class Human! j0 N# t: u' {
{
/ }0 B, M" ~. }; [7 U* zpublic:
# |. H1 y: E7 m  U1 Z0 J void GetHeight();
& k7 v0 }. W; E' T+ a( X    void GetWeight();
6 j1 _6 }/ f/ R$ Y void SetHeight(int x);: g' N+ s1 _/ l
void SetWeight(int y);
+ q* @' S2 S. j* h5 ^0 ^! ^  Jprivate:/ h9 D, H) c  f& L/ O
int Height;7 O" N1 {# h, x4 l6 T) t7 H; T
int Weight;
1 H0 s4 K- i! H. i1 H& s# [. u+ c};: P1 d  h" e; N8 J' ?
void Human::SetHeight(int x)* `: w/ d4 X; j0 [0 S
{* F8 v8 j/ h4 i
Height=x;2 a% o" e) O  B8 v/ X# W- C4 S
}
3 y9 L6 H4 I# z4 X, }, Bvoid Human::GetHeight()2 }* x( m( M: O9 Z5 |+ ?  o
{
5 V% S! Z1 o; a/ D. @( q% ?, L cout<<Height;! H, m9 u% Z. H& I+ t
}6 L7 i1 x+ l& V$ ^
void Human::SetWeight(int y)
! s6 v6 {# [9 b& X, q  g{% [4 B8 c1 o( T% M# P+ ~' s
Weight=y;% j/ {6 _( i( w; B+ y
}
5 M% b% Z! `( p/ a9 Xvoid Human::GetWeight()$ ~& z; w! ]) l- V  K
{
2 z: B# ?4 K# S3 s4 T cout<<Weight;, W; G: \' |  D. u) `- o
}
' T$ Q5 @3 v# d4 c  v; G3 @void main(void)2 J% u* E( R$ |# I7 J3 A
{$ C2 a: b7 d- g' J& p7 N1 P! j; ]5 a: u
   Human Lee;
2 z( O- J; w& ], s+ y3 A. C8 j: y   Lee.SetHeight(172);
7 Y+ M9 k- _9 v- f- m$ }; N   cout<<"Lee的身高是:";
3 H2 c' E0 T- D+ k. h8 K0 \   Lee.GetHeight();
( h" ~7 B: i& m/ \0 `. P3 M   cout<<endl;
8 n6 p( a' D. a$ `5 F# v   Lee.SetWeight(120);/ \, [6 G) i9 V' u* o$ O! T
   cout<<"Lee的体重是:";
9 W6 i* I! D: u. |6 v, Q   Lee.GetWeight();# e( D4 z/ w$ m# i! V, D
   cout<<endl;
$ N2 m2 M' E  K# X) i% v2 O}  M/ }% s" V5 [9 v! r9 e
推荐第二种写法
1 e' {+ i4 b9 Z% s2 Y) K" ~
5 X, Y, B* z6 [# r, f; ^8 k2 H0 k& a% Y. ^
小甲鱼最新课程 -> https://ilovefishc.com

小黑屋|手机版|Archiver|鱼C工作室 ( 粤ICP备18085999号-1 | 粤公网安备 44051102000585号)

GMT+8, 2026-2-19 21:49

Powered by Discuz! X3.4

© 2001-2023 Discuz! Team.

快速回复 返回顶部 返回列表