输入输出运算符重载.cpp

/*
 有一销售人员类Sales，其数据成员有姓名name，身份证号id，年龄age。
 重载输入/输出运算符实现对Sales类数据成员的输入和输出。
*/
#include<iostream.h>
#include<string.h>
class Sales{
private:
		char name[10];
		char id[18];
		int age;
public:
		Sales(char *Name,char *ID,int Age);

		friend	Sales &operator<<(ostream &os,Sales &s);	//重载输出运算符
		friend	Sales &operator>>(istream &is,Sales &s);	//重载输入运算符
};
Sales::Sales(char *Name,char *ID,int Age) {
		strcpy(name,Name);
		strcpy(id,ID);
		age=Age;
}
Sales& operator<<(ostream &os,Sales &s) {
		os<<s.name<<"\t";                 			//输出姓名
		os<<s.id<<"\t";                    			//输出身份证号
		os<<s.age<<endl;                  			//输出年龄
		return s;
}
Sales &operator>>(istream &is,Sales &s) {
		cout<<"输入雇员的姓名，身份证号，年龄"<<endl;  				is>>s.name>>s.id>>s.age;                       	
		return s;
}
void main(){
		Sales s1("杜康","214198012111711",40);   		//L1
		cout<<s1;                             			//L2
		cout<<endl;                           				//L3
		cin>>s1;                              				//L4
		cout<<s1;                             				//L5
}