鱼C论坛

 找回密码
 立即注册
查看: 2299|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:
4 k+ X. R) W' T. B$ X* l+ q* h#include <iostream>
  W5 W0 ]! X& U3 N; D  |( ~) H" B3 Ousing namespace std;
  O; w2 s7 p) j# U9 _  Sclass Human
7 V' C5 q' F& Z" p( T# ^{
5 @5 p) Q+ U, z9 vpublic:
3 `' u" F6 W1 Z. q0 b& g void GetHeight(){cout<<Height;}
% \1 P- q& q: n& D* M8 a6 _1 @ void GetWeight(){cout<<Weight;}
% W: M# ~8 {: q) G) {8 T7 r void SetHeight(int x){Height=x;}
, [) ?6 B7 }7 {) s3 J! R void SetWeight(int y){Weight=y;}' H9 W' }0 I9 ?" Q* ^0 P
private:; j$ C" Q+ {5 I7 U4 l( G+ v
int Height;& ~. ?) o% |. f; K" E5 w
int Weight;
0 z7 D" x/ b% J* @8 F" @};
% t5 h* _- @+ o) p- K8 c8 b" F! C' [
void main(void)
4 {7 o/ R, p) c' T{
  E* H+ y2 _+ U# l( Q   Human Lee;* @; V3 q* n. ~
   Lee.SetHeight(172);
4 I" x# N8 ]7 U1 s5 b) ~   cout<<"Lee的身高是:";
; P, S& g4 u4 ]6 U) H   Lee.GetHeight();
* i8 ?2 l6 O: i3 s   cout<<endl;
; c$ j- o& y+ D, f   Lee.SetWeight(120);
, m: w2 ^- M" Z! d   cout<<"Lee的体重是:";
0 H2 h1 O8 {% A- D9 `   Lee.GetWeight();
" f  w, E' y0 u# ?* W1 {: F   cout<<endl;
( f# K6 W5 v8 w}1 A* `: V4 \7 m8 c
第二种写法:4 C' o0 p8 `/ D& ]( X" p3 x8 U- J& }- g- T
#include <iostream>
# p! u) V4 Y8 ousing namespace std;
; ?, m" B. d1 m7 e/ Lclass Human
2 {8 Y: r% I$ n( c{& L1 r0 `* W/ A0 Q; K
public:
# r0 _6 w& k" |% t3 o void GetHeight();8 Q$ h* [6 {4 q1 ^* ?$ v% {
    void GetWeight();& d6 a0 r! I2 R, F+ l: l2 U
void SetHeight(int x);2 S( K0 ]1 X- R; h9 _" M/ Y/ A
void SetWeight(int y);" \7 R  \+ V; c8 _, M
private:
, @+ `- g6 W  L6 `& _ int Height;6 j3 L. u& C$ O, i
int Weight;' q( a, D4 j; k
};
' I9 P# H. K: _! _) lvoid Human::SetHeight(int x)1 n8 Q" k1 L1 a5 r2 D3 s
{. B" B$ e+ K, Z& j
Height=x;
# A6 \: O, N; C* z4 h* |}
4 g* u, U+ f' {, ?& wvoid Human::GetHeight()! c+ D2 j; r7 m  \
{* E: U7 S0 j( l8 ?5 k7 z1 M
cout<<Height;+ y( z, g1 {0 C) M9 T
}
! [8 y+ S: V& \# zvoid Human::SetWeight(int y)
. u9 W' }2 n# u# o{6 L8 u6 y2 B9 t$ C+ o- ]0 J
Weight=y;# {0 O( }- G' c$ R
}
7 V  d. s; Q8 g: [: bvoid Human::GetWeight()2 X& k3 b1 P! K) O; B; @, ~
{
8 ]2 _/ C& P2 X& q, Q* P1 p' m; H cout<<Weight;) I1 f: J! @% V6 R
}3 o$ @* l2 c! W
void main(void)
' ]! x* y3 K4 m% b% Q, Q3 W, `{& l7 r/ H# t0 k5 o6 Z2 w, q
   Human Lee;
; g) l) I# w' ~! X2 J! R2 R" H   Lee.SetHeight(172);8 r' I$ G, B- s. ^" I6 `' E
   cout<<"Lee的身高是:";( f9 X5 F) k0 X% Y) A
   Lee.GetHeight();
4 P9 c6 ~, C: C$ v6 d( P6 v   cout<<endl;
2 `; T! p- H/ ~8 O: E. g   Lee.SetWeight(120);" o% l" A3 x6 y7 V0 z) r$ w% ^
   cout<<"Lee的体重是:";
7 S  H1 X  M& i2 ?) ~/ l  C   Lee.GetWeight();- x! c8 ^* x" F7 X" R% v. y
   cout<<endl;
0 Q  J2 X8 e; u* s  z3 \, I}0 c7 u1 W0 d' K9 |; K1 N" b/ P
推荐第二种写法
2 j( A0 H' ?: L
9 I/ \7 f) [* f, H
' U# l/ G+ K0 D/ @! @/ 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, 2026-4-13 08:36

Powered by Discuz! X3.4

© 2001-2023 Discuz! Team.

快速回复 返回顶部 返回列表