鱼C论坛

 找回密码
 立即注册
查看: 2295|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:
" t9 B3 e7 [, h1 Z7 j. H% b  @#include <iostream>
$ }9 c: Q2 f0 X3 z8 b6 _6 G+ Y: X( gusing namespace std;" b6 e! w* ?1 `
class Human
& O* Y1 ]) i, Z{
6 o! G5 [  _+ N. C7 `' dpublic:
; ^1 C, h) I4 J/ R6 l void GetHeight(){cout<<Height;}( C1 u, A5 c7 r3 h1 m' n2 M
void GetWeight(){cout<<Weight;}! R% g* g* N. h" ^2 g2 z
void SetHeight(int x){Height=x;}
/ I( _+ J# C0 b+ t8 W! a void SetWeight(int y){Weight=y;}- u: ]  H! ~8 C" ?
private:
) }: J. m) K9 _; P9 [, W& ^ int Height;2 M5 _: S& D( R
int Weight;
- E* n" ~% A3 s3 j- |+ C; `};9 F6 I# R! }" |$ {! z) L2 f5 E
+ n( U+ X1 s! d, a4 ~
void main(void)- Q3 g- N3 [+ ^6 h
{8 c9 p/ g. c; H* F" k
   Human Lee;* F- q+ i0 Y1 @! f+ G
   Lee.SetHeight(172);
3 \1 l5 M" N( M+ `+ ~" `   cout<<"Lee的身高是:";
7 E# p' A) B& v9 U+ }  G6 W5 b/ V   Lee.GetHeight();( h) O# [* P3 F1 e" U
   cout<<endl;
9 U+ @3 K7 ]& J   Lee.SetWeight(120);
6 @) }0 e8 R3 d0 [   cout<<"Lee的体重是:";7 Z! X; \. l3 g' S. }+ H
   Lee.GetWeight();
5 }: d7 p, a' K   cout<<endl;
( r' U& s8 J! U" ~/ Q2 ?}0 p: L3 `2 u# k) F  Q( |
第二种写法:1 s. x3 _* G" `$ E
#include <iostream>
9 Z1 B/ o9 e5 \( D9 musing namespace std;
4 b: v3 I  I8 ^+ w2 a3 U) Bclass Human
+ _" a2 {& Q1 S  `$ D& }2 o& U+ n{* p: C8 t$ B5 K
public:
; k. H- J9 P- l void GetHeight();
* z* }# X( U* P    void GetWeight();! T/ X" f8 F# I; K1 A
void SetHeight(int x);
( ?2 s- }/ }. o- E) o) | void SetWeight(int y);
/ m& [8 S8 h! j# s# Sprivate:
' X" ]  c. @) e, P int Height;$ o/ N9 O6 j" [& X; T/ ~
int Weight;
2 H$ E  X! M, S: X0 f};5 B; {4 W& S' O" |% A! M) i
void Human::SetHeight(int x)
, v8 x9 e0 w# s; ~7 U5 S1 O{
( ~" C8 F0 M1 b$ t Height=x;
2 ^7 Z) a2 b' c+ k}# w$ }) |. k4 [3 o
void Human::GetHeight()
$ k* A1 V" T3 f  I( f4 @8 w& o+ Q{1 _6 `) N  M# z0 R9 E
cout<<Height;
, t3 a- ~3 ~1 _  j- l* J% s}+ a& [' i- H9 R' z
void Human::SetWeight(int y)( ~/ E. w( {9 v8 c+ l+ {6 p
{
7 l* C/ q0 r$ a( H/ f3 o Weight=y;
' C' L* s( S$ _3 @5 v}
* d" R, N& o. y0 j2 R7 Zvoid Human::GetWeight()5 j/ F" b8 l* h# F2 F
{
  t, x  z$ d+ j  y cout<<Weight;
/ H/ T) `/ }% w5 d; j. {' [, x}
, T- @% _+ V6 s. P4 |" h1 X  |void main(void)
  L7 Y& g' V- u+ W{
; J& L- L6 L( \+ C+ ~2 b) C- g   Human Lee;
+ N! k% U) O; J3 R1 D   Lee.SetHeight(172);
  F0 p2 d! L1 \1 q" R8 l1 m   cout<<"Lee的身高是:";
! F+ q/ P3 V8 v* ~9 O% E   Lee.GetHeight();! ]) C( y3 i- H  Z1 H' e  @6 R
   cout<<endl;
4 y# i" u* l  G9 A. y# V( H/ S   Lee.SetWeight(120);
) j+ K& r& p! M   cout<<"Lee的体重是:";7 f3 J/ b# ]( k6 v7 a  d
   Lee.GetWeight();2 [5 I- _; c& ~. \& z% `
   cout<<endl;
* {; Q9 _' u: b# R0 s1 _}: c: I5 Y) ^- b7 [* |
推荐第二种写法
& g0 }6 D7 f6 Z5 x- v
+ L8 m, c" Q( p9 ]+ q( C( Y4 l3 N1 k; 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, 2026-4-12 18:15

Powered by Discuz! X3.4

© 2001-2023 Discuz! Team.

快速回复 返回顶部 返回列表