鱼C论坛

 找回密码
 立即注册
查看: 2309|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:* F9 x/ L1 ]: I
#include <iostream>
" c  q* r/ Z9 i* `7 j7 H, [1 Wusing namespace std;' v# j, J6 _4 K6 T3 U
class Human
6 z% d0 _1 t0 A6 D1 D* ]{
, q- n' x3 t9 l3 Z- Zpublic:
* [+ [2 s( a2 r+ E$ _( i void GetHeight(){cout<<Height;}3 ?5 u+ _8 ]* a# i8 E3 A5 x
void GetWeight(){cout<<Weight;}8 w! u0 `) Y8 _! l7 [( \+ w) y2 {
void SetHeight(int x){Height=x;}
! G* L; @! H/ U- ^* H void SetWeight(int y){Weight=y;}+ X* X% ~* d; R4 K4 Y% A* W
private:; f+ u" v+ a2 t8 u3 @
int Height;" T' e- N( P' W% t' z! v$ P8 r) _
int Weight;) f8 ], ^/ ?- i
};, ^3 ~$ t- M0 c4 F0 x& `
1 \( F) f9 H. Q& J7 z- w
void main(void)6 H5 w: a8 t0 ]- L; h; ]1 M! Y
{
" S6 k1 h( ^6 ?, I8 s   Human Lee;
4 U7 a+ L. D# c3 K   Lee.SetHeight(172);. Z: p+ o# G! T" ?+ s
   cout<<"Lee的身高是:";
( Y: \# ]. o: }   Lee.GetHeight();5 a& P: L9 S) i( c
   cout<<endl;, L* p. `6 D" m8 s( w* `7 `- ?+ W
   Lee.SetWeight(120);, A, ]* F5 q8 t1 @
   cout<<"Lee的体重是:";
2 D0 B( d0 n( }   Lee.GetWeight();
! X: `) E! B6 }7 e% _, A   cout<<endl;
, G2 L( R' x& z7 v( V2 K% B/ c1 _}+ |/ n& w; o6 i# T7 {1 o6 ~
第二种写法:
0 a3 }0 N! `: `0 l#include <iostream>
# A* u, C' x; k$ B( R- cusing namespace std;7 y9 K- M/ F/ \% D
class Human
, _$ D0 q) ^' V. k9 ?- [5 _{
8 C3 {0 \4 {3 opublic:% [% h! V; o2 k% M4 N! E/ z: d
void GetHeight();
2 r: o: ]% |" K    void GetWeight();- I. ?( |" n! E: T* r
void SetHeight(int x);7 n2 U) @! v6 t7 G: W
void SetWeight(int y);
  P: H( m, O. J, r8 l8 N- p( qprivate:
4 l& X% W& ~" }) R$ _! V int Height;
# A( J! U, \' Q3 Q# K5 c$ Z5 R int Weight;
4 g6 T9 u* E& \" J( ^# Q: ^};$ i% }# O/ L( V/ g0 t
void Human::SetHeight(int x); a1 h4 F6 I# w" p4 e
{2 @* S& _. G4 F
Height=x;$ s& t" {# s0 U" M/ u
}
3 [% Y2 t" N/ b& a+ {( {void Human::GetHeight(): h  Q; _1 p! Z/ A/ l
{
/ B$ o2 o2 M8 O% U+ k+ Z cout<<Height;
. W! z4 T1 U/ y0 u0 H. ^, m% y: f}
! ^; K5 f! v4 W& D" vvoid Human::SetWeight(int y)8 p2 o, l1 H) c& |$ I* {! \
{2 r7 `8 W* N  k1 a, r5 M/ r8 e( {5 A
Weight=y;; N; z+ ^& `$ ?0 d6 P' m9 f9 j" M9 A
}
2 P: C# Y1 H; S" I) v5 Ovoid Human::GetWeight()2 d# ^/ B$ P- X  C5 Q
{
8 }. Y; F; ?- L- s8 S cout<<Weight;- T7 P: N9 {. X* Z% g4 z
}: [9 l# F( L5 f7 d8 a; B! {) r
void main(void); T! M; P5 k/ U( s) K2 V
{* \# a" ?) M0 |. A# ]% W' n4 ~4 T
   Human Lee;
/ A( |0 P! N% z2 ^/ E4 L   Lee.SetHeight(172);
$ o( W4 P+ h$ K  j4 I   cout<<"Lee的身高是:";
; E3 I9 J/ X9 \- z" b4 s" ]   Lee.GetHeight();! U1 a; i. V7 ^
   cout<<endl;, L( p, _2 s  {+ u' U, x
   Lee.SetWeight(120);$ F" s- v! Y$ z& e  Z
   cout<<"Lee的体重是:";
1 S4 d' c  F. Q1 _8 O  c. U, D5 l   Lee.GetWeight();6 x+ k+ d, P/ S4 y
   cout<<endl;8 E5 f: L3 A% R! ~" n4 Y4 D/ h
}
9 T1 H3 f9 j- E. e3 E( c推荐第二种写法: a7 @2 x7 K; Q6 O4 ^9 |
7 k' D$ k7 Q4 e8 M6 Q1 t6 {

* j9 B) H% c, l5 O# i3 G; a
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, 2026-4-14 17:25

Powered by Discuz! X3.4

© 2001-2023 Discuz! Team.

快速回复 返回顶部 返回列表