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我在函数返回了一个指针,然后返回指针的内容丢失了

2018-07-05 00:36 746 查看
// 307.cpp:定义控制台应用程序的入口点//// #include
“stdafx.h”
#include <stdio.h>
#include <iostream>
#include <sstream>
#include <fstream>
#include <string>
using namespace std;
void Menu();
class account
{
string user;
串传;
public:
void reg(); //注册
void login(); //登录
void password();
private:
void save();
string ** read();
};
void account :: reg()
{
ofstream out(“account.dat”,ios :: app);
// string disk [4] [2];
// string ** d1;
string pass1;
string pass2;
COUT << “欢迎来到注册页面” << ENDL;
COUT << “请输入用户名” << ENDL;
CIN >>用户;
COUT << “请输入密码” << ENDL;
CIN >> PASS1;
COUT << “请再输入一次密码” << ENDL;
CIN >> PASS2;
string ** disk = read();
for(int i = 0; i <sizeof(disk [0]); i ++)
{
if(disk [i] [0]!= user)
{
cout <<“ok”<< endl;
打破;
}
else
{

cout <<“用户名已经存在”<< endl;
COUT << “请重新注册:” << ENDL;
REG();
}
}
if(pass1 == pass2)
{
cout <<“注册成功”<< endl;
保存();

}
else
{
cout <<“输入的密码两次不相同”<< endl;
REG();
}
}
串**帐户::读()
{
ifstream的在( “account.dat”);
int x,y;
string disk [4] [2];
for(x = 0;!in.eof(); x ++)
{
string line;
函数getline(以行);
istringstream ss(line);
for(y = 0;!ss.eof(); y ++)
{
ss >> disk [x] [y];
}
}
/ * *串一个;

return(string **)disk;
}
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