鱼C论坛

 找回密码
 立即注册
查看: 1693|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:
& X  @( {6 _+ |9 d7 q; _5 j#include <iostream>! ^. i* o) O% _. |$ t3 W; D
using namespace std;' I3 I) Y+ B4 E+ m! a6 c9 |, _6 J
class Human
: n  ]) E: k0 C. O& B4 B4 y{  k* O# R: T, q4 k, `! z  f: L
public:
% K& b6 y0 E6 H void GetHeight(){cout<<Height;}
; M$ \- n2 o% v6 Z+ X void GetWeight(){cout<<Weight;}# C5 `& B+ C# B3 ~$ X$ V9 ?
void SetHeight(int x){Height=x;}+ {$ z+ W- T9 `, F* ^9 k+ L: d
void SetWeight(int y){Weight=y;}9 K& S& |' U% @) x+ D, y$ I
private:4 \; w! g2 o' J1 U$ U% N4 [! h, s
int Height;
/ e0 r9 z2 ?6 o7 E- c' Z9 } int Weight;/ o6 p; ?; j8 S2 g
};
; ~$ ]( P% ^# q7 ]" c
8 h0 P  R$ F& J4 m# @! svoid main(void)
$ E( x9 E4 B6 L& }& \* ^{
4 v7 G  @4 j) T1 I1 {% z- _   Human Lee;
" F8 ~/ A; X/ U   Lee.SetHeight(172);
& D. ?7 |5 L. P3 A4 b9 R  d" i5 h; d   cout<<"Lee的身高是:";6 d; Z$ N0 j8 q7 Z# J0 W; Y$ Y
   Lee.GetHeight();/ E: o; S! g% K' ?
   cout<<endl;+ r4 P; C) H. J! Q  K0 l4 z+ L
   Lee.SetWeight(120);4 _6 ?' N9 l5 ]. ^5 C
   cout<<"Lee的体重是:";* {+ f: A8 z+ ?( L# t
   Lee.GetWeight();" P4 n" e5 b* Q# ~; v9 ^* c8 w
   cout<<endl;% Z$ V3 f' V( B
}
" T6 z% I, ]) u( _) \第二种写法:! M4 L1 g6 D5 D
#include <iostream>0 z, M; c8 k, D- c1 g& D3 j1 O
using namespace std;9 M6 @4 _7 v( a+ R9 T* M
class Human8 n8 D& Z' \! u+ l9 M
{8 @7 {/ N* t! r7 `
public:
! p* K4 J2 c: K void GetHeight();
8 l+ {* G$ N2 k; b7 `    void GetWeight();8 d9 T" P* H' j/ X
void SetHeight(int x);7 l5 q9 A& u* E
void SetWeight(int y);2 d$ V* d0 x# A
private:% g2 Q0 c! \1 i, R. L
int Height;1 R- }* K) P- f% n
int Weight;
- h7 _' D  ~6 y* C0 N' {7 s};
4 P1 G( u3 {6 Nvoid Human::SetHeight(int x)
7 s- R. E6 B. H' ^$ Q0 h) s{
. x: c9 [" b' O8 q6 h3 A Height=x;( ^8 a; ~1 e, Q4 E
}! c* ]$ _  X2 Y" S# }4 c2 \1 L
void Human::GetHeight()7 @; E8 @3 R2 Q( w
{
! ~1 ~7 |9 I( ?5 |( ^. Y. f cout<<Height;
9 I: t+ V, @1 ?* W& q" x}
! z' P) q, O8 Ovoid Human::SetWeight(int y)
( D+ _; A& P/ r' G3 {6 Q  h{: ^- O; k. I& I. c8 B; {* d; K
Weight=y;
. k. M9 {9 l2 r  y+ _$ z$ j, I9 ]9 _}
) r( m& f. t8 J$ G3 _4 pvoid Human::GetWeight()$ s1 W( H" n# b, u
{2 c! w$ [. `- P8 i8 o, {
cout<<Weight;" n, E6 i, s( o" N9 D' G
}* E. G! X" G, g+ Y8 @) v$ p
void main(void)
8 g' ]. J" b0 F/ [+ \& I: d1 E5 i8 k{
& C% P% X: V4 l4 R   Human Lee;3 d& j( k8 j' a; K5 H
   Lee.SetHeight(172);( P/ Q' b# Z/ C5 u% r
   cout<<"Lee的身高是:";0 H$ l- k# b6 X4 N
   Lee.GetHeight();
0 O+ X( f/ X# S4 {2 k1 Y5 @$ T" }' a4 S   cout<<endl;* B. A; s' _* X& E
   Lee.SetWeight(120);( l, A- H9 m' v* ?! h0 Y  ~. \
   cout<<"Lee的体重是:";" @5 I' X9 t- z1 ]# [& a
   Lee.GetWeight();
. B* r, n8 B0 Y   cout<<endl;
. m5 v5 N/ w: k" }5 l}$ W+ E8 s- w& s2 a$ r
推荐第二种写法
1 _1 @6 S, h& m6 \. K5 Z$ K. @% M2 p6 j  r& y0 Y* q$ {

8 t. X2 z" b/ X: Q/ z2 a% N
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, 2026-1-10 15:49

Powered by Discuz! X3.4

© 2001-2023 Discuz! Team.

快速回复 返回顶部 返回列表