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第一种写法:' u. p9 ^/ N9 u
#include <iostream>6 A7 |% Q% Y/ P) g9 A! j' X3 T
using namespace std;5 n/ o" v, A+ c( m
class Human' Y" C6 \3 S$ R8 T3 }8 a! Z
{ \! V. E& p- S% E
public:& ]: R# V# @" O4 K- \
void GetHeight(){cout<<Height;}* U& l2 ?& H. F* H7 g
void GetWeight(){cout<<Weight;}
9 U6 I& L0 w! S& H( ^/ i8 K( X void SetHeight(int x){Height=x;} c( z3 \. S6 a/ e: `3 \, r# p E6 ?
void SetWeight(int y){Weight=y;}
) ~; y, D+ ?8 D6 ^private:) c1 N0 m( R1 v8 N
int Height;
1 o* d* A5 N i int Weight;8 F" N! Y" k& }) o+ m
};! z& m3 G c$ X( ~% H1 g; P# S5 \
0 b9 m$ p2 [* {
void main(void)
1 } B, G* B$ p# }{
R; f2 J/ b8 C7 i Human Lee;
+ D3 N2 |5 A+ z$ ]* B% e2 l Lee.SetHeight(172);
7 o; a6 t/ y2 o; _+ x& \ cout<<"Lee的身高是:";. T' t. G' k. n& C7 ?; V
Lee.GetHeight();5 q- x. G( ~. F; f4 K S& z0 t
cout<<endl;! M1 f1 q4 u; X7 a" u1 A- O3 P
Lee.SetWeight(120);
! ?9 Q' n% D& s& Z' x* Z cout<<"Lee的体重是:";
( _ J, t* v( U3 ?# `) Z. } Y n Lee.GetWeight();
5 w9 O; S1 k( k+ z& y* C' z cout<<endl;/ `4 m' i# E' b1 p, @. ]+ \
}
( P1 R' G+ ]" G8 m; d* v第二种写法:; X ^3 g( l) Z" T, i j; o ~
#include <iostream>
; m7 i2 Y, m! `3 j3 p7 }7 B6 T0 m! vusing namespace std;5 y, R/ c( u" g
class Human
7 O" @) l O3 n{
+ q6 Z$ q0 U: f" ~' O, e9 Bpublic:
, Y$ ?; a- Z9 W$ B void GetHeight();
! }% t# W: Z2 o6 `! x. ~% f void GetWeight();
" L0 k* J( C* m void SetHeight(int x);
0 T; d6 J$ T3 q" } void SetWeight(int y);4 @7 d. f2 J5 [9 [+ B
private:& V4 O4 _$ w; A2 v
int Height;
- {3 |& g- `4 d int Weight;
& A! _$ J6 E4 x& z) o, _( z* K};6 X4 N) C8 @% x" W$ g* I# ?! l
void Human::SetHeight(int x)- g! v, i/ Z1 T- m1 ?% t
{0 p, n: x" S8 X
Height=x;
' q+ p0 C3 [+ {1 z$ K- Q( z}- a; ]7 K2 v9 O7 ^
void Human::GetHeight()/ u( F5 `6 {7 c' l) f1 M, P
{+ I. {7 }1 _ K5 d4 u
cout<<Height;' E/ d" q# \, Z7 v, ]
}, F+ ~- `8 }0 e) J
void Human::SetWeight(int y)' l9 J! z6 x: A3 h* Q9 E
{
4 O+ b0 ? j* C& r Weight=y;+ ~( _ L' S5 H! [9 W* N" W0 o8 ]8 l
}
0 i- |) Z2 i0 h: L* I* t0 avoid Human::GetWeight()! v k$ t$ `* N, k2 ^
{
9 n9 t8 o% @1 s' S2 ], Q/ [1 b; F5 A cout<<Weight;
- u5 t3 C2 b7 G}
/ e2 ?7 M. F0 z( Z* \9 @0 O% X! Bvoid main(void)
; t) q- N( x# D' B( J" p{
" n; `1 k, ], j! o3 a Human Lee;# O: M% H8 V# L* s
Lee.SetHeight(172);$ ]7 J5 T2 T- H; J
cout<<"Lee的身高是:";$ C& S- z$ U% b* S. n+ n, j
Lee.GetHeight();
) h) O* }$ z3 r6 q8 g cout<<endl;8 V# A8 F1 R0 f% [8 C. M
Lee.SetWeight(120);
$ n" F- `: K+ |1 t( ^/ q# R; q2 g cout<<"Lee的体重是:";
9 v" D. i6 g3 D4 ^ }' s2 r/ Z Lee.GetWeight();' S8 Y2 G& n8 h- r1 }
cout<<endl;
% {* U f: T; ?) `8 \% _}5 m! L7 B2 L# y) _4 t, D, f1 w# }$ M
推荐第二种写法
4 \9 p; S% G3 ]/ y
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