鱼C论坛

 找回密码
 立即注册
查看: 2093|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:
' d' Y0 y0 p7 ?#include <iostream>
  x: Q6 @) C. ~3 [/ Musing namespace std;( ~+ Z, B; O4 P9 s8 E# W. N& x9 D
class Human
' j! ~9 m$ Y# B( L+ m; @1 U( T1 v{' X: f3 r& w! }2 Y
public:
/ k' y$ @$ O' v/ G void GetHeight(){cout<<Height;}
5 Y1 H2 t& \) E! h/ x void GetWeight(){cout<<Weight;}
& }& {! c7 _0 t4 { void SetHeight(int x){Height=x;}
$ P+ l, m( l, ]9 v void SetWeight(int y){Weight=y;}
. d* F- A) E5 _/ D  C' Cprivate:
7 }7 l3 ?6 _8 Y! K( \9 u  {7 L int Height;
$ G) {" R/ G% I0 E5 K" w" f' F$ O int Weight;+ E5 @, I  {# {# S2 B" y+ j
};
7 y, T+ X; j3 }; Z$ M/ s7 N) j  {' n  `) R
void main(void); ?4 h7 h+ b. f, u# D* E
{
3 i5 z, q  \  b' C   Human Lee;
6 Z/ V) [. T0 K3 U   Lee.SetHeight(172);- L  u/ q) r% y
   cout<<"Lee的身高是:";# n8 w: P6 [1 O6 h+ r/ P* j
   Lee.GetHeight();- Y1 U8 A  o& f; P7 f4 H
   cout<<endl;+ T- D4 a7 |& y! U, w- {
   Lee.SetWeight(120);% V7 j; f0 M5 c! s# |" v3 i
   cout<<"Lee的体重是:";8 h% W! C5 ^1 `( o4 |
   Lee.GetWeight();7 l' K: c0 a( F+ ?. i" }
   cout<<endl;
: g2 K1 x5 B4 i( X' Z2 r1 I% X0 P}
, ?% K# t1 t2 b# |4 W第二种写法:' L' r5 p; q7 g; b
#include <iostream>
, o7 S1 a0 ~) W6 g- b% Lusing namespace std;# y! E* G9 u* X8 x' Z9 m5 B! x
class Human% P6 X$ E" U* Y3 B0 H' F) J
{, \- d0 h% U7 _/ N
public:
& T+ D0 q& N# j# J void GetHeight();
1 j5 |* q5 k0 X/ w6 c2 W5 z    void GetWeight();
& g1 g2 [1 Q* q4 p7 l, }$ }5 t void SetHeight(int x);: J! T/ N( l9 s: k# r
void SetWeight(int y);: L7 [7 V: A$ U' a: p; F$ M/ y5 T3 o$ T
private:# @: t6 N2 ?6 W
int Height;8 J& T0 H# C8 X
int Weight;  O9 g. _! X- k3 N: ]3 v
};
. O1 D2 l7 _1 V& Svoid Human::SetHeight(int x)3 i  ~* [" p; |$ J2 F
{
- `: T$ l: B' x4 V Height=x;
( `2 L1 D6 R* y' w! N! A}
: C0 c, A3 r0 m7 q: ~3 V3 o0 H6 M" zvoid Human::GetHeight()
4 x" c" }$ @: N. B+ E; B. S{' h  y1 T& L8 ?4 @( q' f! Q
cout<<Height;
( o8 `  R+ b1 w/ F, v9 k}
; x4 e* ]$ w; }  B6 E3 L1 Evoid Human::SetWeight(int y): m4 s4 L& D: T5 J6 ]9 e
{- M: z* B* M# _. Y) t/ y* I8 u$ m
Weight=y;
! h6 A" }) L* b. }' \0 r/ y3 J}: c/ f8 B! C% _1 d
void Human::GetWeight()
' U0 v7 H6 M' {  b6 Q! P2 V{
# X1 t' F7 x5 b' S! f+ j9 ^ cout<<Weight;; V  p3 D9 j2 ]0 Z
}
" U# a. V1 a7 R2 b% t! p) z' \void main(void)
6 i2 v5 c2 p4 s% r, j, e6 e" Y{
& m) ]" u# S& c3 s9 z* {" q& [   Human Lee;
3 x  V: ^3 m/ q8 V1 [   Lee.SetHeight(172);
% F9 X( f+ V0 n   cout<<"Lee的身高是:";9 f1 R* i/ M" R  |; I
   Lee.GetHeight();0 p5 r  o2 g5 v9 A6 y
   cout<<endl;: e( E" A" b, Z: b; {# v
   Lee.SetWeight(120);% }+ `2 J2 M' p" L# x) Y! t
   cout<<"Lee的体重是:";( ?/ B& V6 ?) J  k5 w4 y/ i- i
   Lee.GetWeight();% p* q# I5 i( v* _1 ]$ Q  X
   cout<<endl;
0 h) Z' x+ V- I; e9 v2 B}$ \2 p  X: V9 H: r5 V
推荐第二种写法/ C( v9 F! f  H

, J( x! T6 ]( e4 D; {- G+ q" R5 {8 ]6 O9 _
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, 2026-3-5 07:30

Powered by Discuz! X3.4

© 2001-2023 Discuz! Team.

快速回复 返回顶部 返回列表