C++使用cin.getline使用例题

 1 #include<iostream>
 2 #include<cstring>
 3 #include<stdio.h>
 4 using namespace std;
 5 class stu{
 6     private:
 7         char name[32];
 8         char ID[32];
 9         int age;
10         int score[4];
11         int avg_score;
12     public:
13         void getDate(char Name[],char id[],int Age);
14         void score_avrg(int score1[],int score2[],int score3[],int score4[]);
15         void printfDate();
16 };
17
18 void stu::getDate(char Name[],char id[],int Age)
19 {
20     strcpy(name,Name);//利用数据传参进行对类内成员变量的修改
21     strcpy(ID,id);
22     age=Age;
23 }
24
25 void stu::printfDate()
26 {
27     cout<<name<<","<<age<<","<<ID<<","<<avg_score<<endl;
28 }
29
30 void stu::score_avrg(int score1[],int score2[],int score3[],int score4[])
31 {
32     avg_score=(score1[0]+score2[0]+score3[0]+score4[0])/4;
33 }
34
35 int main(int argc,char *argv[])
36 {
37         char Name[32];
38         char id[32];
39         char a;
40         int Age=0;
41         int Score[4];
42         stu m;//无论如何都得需要定义一个类的变量对类的成员函数进行修改
43         cin.getline(Name,32,‘,‘);//此处“，”是表示结束符
44         cin>>Age>>a;
45         cin.getline(id,32,‘,‘);
46         cin>>Score[0]>>a>>Score[1]>>a>>Score[2]>>a>>Score[3];
47         m.getDate(Name,id,Age);//数据修改变量，传参为数组地址
48         m.score_avrg(&Score[0],&Score[1],&Score[2],&Score[3]);
49         m.printfDate();
50         return 0;
51 }