c++文件输入输出出现错误 - C++教室 - C++论坛

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c++文件输入输出出现错误

#include<fstream>
#include<iostream>
#include<string.h>
#include<string>
#include<iomanip>
using namespace std;
class WG//物业管理
{   int No;//编号
    string     name;    //姓名
     string telphone;    //电话号码
    int      number;      //楼栋号
    int      homenum;     //房间号
    char     time[10];    //落户时间

public:
    void setNo(int N)
    {
      No=N;
    };
    void setname(string na)
    {
      name=na;
    };
    void settelphone(string t)
    {
     telphone=t;
    };
    void setnumber(int n)
    {
      number=n;
    };
    void   sethomenum(int num)
    {
      homenum=num;
    };
    void settime(char ti[])
    {
     strcpy(time,ti);
    };
    int getNo()
    {
     return No;
    };
   string getname()
    {
      return name;
    };
      string  gettelphone()    //电话号码
      {
        return telphone;
      };
      int      getnumber()      //楼栋号
      {
       return number;
      };
      int      gethomenum()     //房间号
      {
       return homenum;
      };
      char*     gettime()    //落户时间
      {
       return time;
      };

};
/*操作类*/
int n,x;
class compute
{ int FLAG;
  int ns;
  WG na[10];
  int addns;
public:
    void getdata();                //输入数据
    void disp();                //显示
    void initdisp();            //初始化
    int usechoice();            //根据用户选择获得不同的操作
    void adddate();                //添加信息
    void namefind(string cname );        //按姓名查找
    void dispone(int i);        //显示一个住户的信息
    string inputonename();//输入一个住户的名字
    void tongji();//统计
    void huifu(string c_name);//恢复
    void change();//修改
    void save();//保存
    void dele(string cname);            //删除住户记录
    void  quit();
    void build();
    void addn();
    void readfile();
    void addx();
    void savefile();
    void deletx();
    WG hf[10];
    //退出系统
    compute()
    {
     ns=0;
    }
    int getns()
    {
      return ns;
    }
};

void compute::build ()     /*该函数用于创造保存数据的文件*/
{
    fstream fs("data1.txt", ios_base::in);/*关于是否使用该种形式打开文件待议*/
    if (!fs)    /*如果不存在该文件则创造文件*/
    {
        fs.close();
        fs.open("data1.txt", ios_base::out); /*创建date9.txt文件*/
        fs.close();   /*若不关闭文件可能造成严重的后果*/
        ofstream outfile2("count1.txt",ios::out);   /*创建date10，并使该文件与outfile2对应*/
        int    n=0;        /*n为计数器，功能不明*/
        outfile2<<n;
        outfile2.close();
        ofstream outfile("count2.txt",ios::out);   /*创建date1，并使该文件与outfile对应*/
        int x=0;
        outfile<<x;
        ofstream ofile("data2.txt",ios::binary);  /*创建date12，并使该文件与ofile对应*/
        outfile.close();
        ofile.close();

    }
}
void compute::addn()    /*增加计数器的数值，该程序展现了如何向系统写入和写出数据*/
{
    ifstream infile("count1.txt",ios::in);
    infile>>n;
    infile.close();
    n+=1;
    ofstream outfile("count1.txt",ios::out);
    outfile<<n;
    outfile.close();
}     /*计数器的功能是计算系统储存了多少组货物的数据*/
void compute::addx()    /*增加计数器2的数值*/
{

    ifstream infile("count2.txt",ios::in);
    infile>>x;
    infile.close();
    x+=1;
    ofstream outfile("count2.txt",ios::out);
    outfile<<x;
    outfile.close();
}     /*计数器的功能是计算系统删除了多少组货物的数据*/
void compute::deletx()    /*增加计数器2的数值*/
{

    ifstream infile("count2.txt",ios::in);
    infile>>x;
    infile.close();
    x-=1;
    ofstream outfile("count2.txt",ios::out);
    outfile<<x;
    outfile.close();
}     /*计数器的功能是计算系统删除了多少组货物的数据*/

void compute::readfile()     /*用于读取文件数据*/
{

    ifstream infile1("data1.txt",ios::in|ios::out);     /*将infile1与date2结合到一起*/
    if(!infile1)     /*若程序打开失败*/
    {cerr<<"open errorr"<<endl;
     cout<<"按任意键加回车继续"<<endl;
     system("PAUSE");
    }

    ifstream infile("count1.txt",ios::in|ios::out);                 /*读取n的值，计数器的值*/
    infile>>n;

    infile.close();

    for(int i=0;i<n;i++)
    infile1>>na[i].getNo>>na[i].getname>>na[i].gettelphone>>na[i].getnumber>>na[i].gethomenum>>na[i].gettime;
    infile1.close();

    ifstream ifile("count2.txt",ios::in|ios::out);                 /*读取x的值，另一个计数器的值*/
    ifile>>x;
    ifile.close();

    ifstream iofile("data2.txt",ios::in|ios::out);       /*读取已经被删除的数据*/
    if(!iofile)     /*若程序打开失败*/
    {cerr<<"open errorr"<<endl;
     cout<<"按任意键加回车继续"<<endl;
     system("PAUSE");
     menu();
    }
    for(int j=0;j<x;j++)
    iofile<<hf[i].getNo<<hf[i].getname<<hf[i].gettelphone<<hf[i].getnumber<<hf[i].gethomenum<<hf[i].gettime;
    iofile.close();

}         /*每调用一次该函数，就将文件里的所有数据全部付给Employee数组元素*/
void compute::savefile()                 /*用于将已向程序输入的数据保存到文件中*/
{
    int i;     /*改变量用于控制循环*/
    ofstream iofile("data1.txt",ios::in|ios::out);     /*打开date2,并于iofile相对应*/
    for(i=0;i<n;i++)
    iofile<<setw(10)<<hf[i].getNo<<hf[i].getname<<hf[i].gettelphone<<hf[i].getnumber<<hf[i].gethomenum<<hf[i].gettime<<endl;              //书写二进制文件
    iofile.close();

    ofstream outfile("count1.txt",ios::out|ios::in);    /*更新计数器数值*/
    outfile<<n;
    outfile.close();

    int j;
    ofstream ifile("data2.txt",ios::in|ios::out);     /*将删除后的数据储存到date9中*/
    for(j=0;j<x;j++)
    ifile<<setw(10)<<hf[j].getNo<<setw(8)<<hf[j].getname<<setw(8)<<hf[j].gettelphone<<setw(8)<<hf[j].number<<setw(8)<<hf[j].gethomenum<<setw(8)<<hf[j].gettime<<endl;             //书写二进制文件
    ifile.close();

    ofstream infile("count2,txt",ios::in|ios::out);   /*更新x的值*/
    infile<<x;
    infile.close();

}

int  compute::usechoice ()
{int a;
  cout<<"输入要进行的操作:"<<endl;
  cin>>a;
  return a;

}

//输入住户信息
void compute::getdata()
{
   int i,sno;
    string tname;
   char ttime[10];
   int num,home;
   string tel;
   cout <<"输入总人数:";
   cin>>ns;
   for(i=0;i<ns;i++)
   {
cout<<"输入编号:";
cin>>sno;
na[i].setNo (sno);
cout<<"输入姓名:";
     cin>>tname;
     na[i].setname(tname);
cout<<"输入电话号码:";
     cin>>tel;
     na[i].settelphone(tel);
cout<<"输入楼栋号:";
     cin>>num;
     na[i].setnumber(num);
cout<<"输入房间号:";
     cin>>home;
     na[i].sethomenum(home);
cout<<"输入落户时间:";
     cin>>ttime;
     na[i].settime(ttime);


   }

}
//初始化界面
void compute::initdisp()
{
  cout<<"***********************************************************"<<endl;
  cout<<"**                 小区物业管理系统                      **"<<endl;
  cout<<"***********************************************************"<<endl;
  cout<<endl;
  cout<<"1.输入住户信息"<<endl;
  cout<<"2.添加住户信息"<<endl;
  cout<<"3.查找住户信息"<<endl;
  cout<<"4.修改住户信息"<<endl;
  cout<<"5.读取住户信息"<<endl;
  cout<<"6.删除住户信息"<<endl;
  cout<<"7.恢复住户信息"<<endl;
  cout<<"8.保存住户信息"<<endl;
  cout<<"9.统计"<<endl;
  cout<<"0.退出"<<endl;
}
//显示
void compute::disp()
{
cout<<"\t"<<"编号"<<"\t"<<"姓名"<<"\t"<<"电话号码"<<"\t"<<"楼栋号"<<"\t"<<"房间号"<<"\t"<<"落户时间"<<endl;
for( int i=0;i<ns;i++)
    {
     cout<<"\t"<<na[i].getNo ()<<"\t"<<na[i].getname()<<"\t"<<na[i].gettelphone()<<"\t"<<na[i].getnumber()<<"\t"<<na[i].gethomenum()<<"\t"<<na[i].gettime()<<endl;

    }
}
//添加数据
void compute::adddate()
{
   int i,sno;
   string  tname;
   char ttime[10];
   int num,home;
  string tel;
   if(ns==0)
   {
     cout<<"请选择1添加数据，然后在选择2增加记录"<<endl;
     return  ;
   }
   cout <<"输入要添加的人数:";
   cin>>addns;
   for(i=0;i<addns;i++)
   {
     cout<<"输入编号:";
     cin>>sno;
     na[ns+i].setNo(sno);
cout<<"输入姓名:";
     cin>>tname;
     na[ns+i].setname(tname);
cout<<"输入电话号码:";
     cin>>tel;
     na[ns+i].settelphone(tel);
cout<<"输入楼栋号:";
     cin>>num;
     na[ns+i].setnumber(num);
cout<<"输入房间号:";
     cin>>home;
     na[ns+i].sethomenum(home);
cout<<"输入落户时间:";
     cin>>ttime;
     na[ns+i].settime(ttime);

   }
   ns=ns+addns;
}
//按姓名查找
void compute::namefind(string cname)
{
  int i;
  int flag=0;
  for(i=0;i<ns;i++)
  {  if(na[i].getname()==cname)
    {
      dispone(i);
      flag=1;
    }
  }
  if(!flag)
  {
  cout<<"无此人!"<<endl;
  return ;
  }

}
void compute::dispone(int i)
{
cout<<"\t"<<"编号"<<"\t"<<"姓名"<<"\t"<<"电话号码"<<"\t"<<"楼栋号"<<"\t"<<"房间号"<<"\t"<<"落户时间"<<endl;
cout<<"\t"<<na[i].getNo ()<<"\t"<<na[i].getname()<<"\t"<<na[i].gettelphone()<<"\t"<<na[i].getnumber()<<"\t"<<na[i].gethomenum()<<"\t"<<na[i].gettime()<<endl;
}
string compute::inputonename ()
{
   string cname;
   cout<<"请输入要查找的住户姓名:";
   cin>>cname;
   return cname;

}
//删除记录
void compute::dele (string cname)
{

  int cunt,i,x;
  int flag=0;
for (i=0;i<ns;i++)
    {
      if(na[i].getname()==cname )
      {
        cunt=i;
      flag=1;
      x=i;
       hf[x]=na[i];
      }
    }

    if(!flag)
       {
        cout<<"输入错误,请重新输入!"<<endl;
        return ;
      }
  for(i=cunt;i<ns-1;i++)
  {
   na[i].setname(na[i+1].getname());
   na[i].settelphone (na[i+1].gettelphone ());
   na[i].setnumber(na[i+1].getnumber());
   na[i].sethomenum(na[i+1].gethomenum());
   na[i].settime(na[i+1].gettime());
  }
ns=ns-1;
}
//恢复函数
void compute::huifu(string c_name)
{
cout<<"恢复数据"<<endl;
int cunt,i,x;
  int flag=0;
for (i=0;i<10;i++)
    {
      if(hf[x].getname()==c_name )
      {
        cunt=i;
      flag=1;
      i=x;
       na[i]=hf[x];
      }
    }

    if(!flag)
       {
        cout<<"输入错误,请重新输入!"<<endl;
        return ;
      }
  for(i=cunt;i<ns+1;i++)
  {
   na[i].setname(na[i+1].getname());
   na[i].settelphone (na[i+1].gettelphone ());
   na[i].setnumber(na[i+1].getnumber());
   na[i].sethomenum(na[i+1].gethomenum());
   na[i].settime(na[i+1].gettime());
  }
ns=ns+1;

}
//保存数据
void compute::save()
{
cout<<"保存数据"<<endl;
}
//
void compute::change()
{
cout<<"修改数据"<<endl;
}
//
void compute::tongji ()
{
cout <<"统计数据"<<endl;
}
//退出系统
void compute::quit ()
{
FLAG=0;
cout<<"程序即将关闭!"<<endl;
_sleep(1000);
_sleep(1000);
_sleep(1000);
return ;
}
//主函数
void main()
{ string nam;
  compute obj;
  int opt;
while(1)
{ obj.initdisp ();
opt=obj.usechoice ();
switch(opt)
{
case 1:
     cout<<"==================================================="<<endl;
     obj.getdata ();
     cout<<"==================================================="<<endl;
     break;
case 2:
     cout<<"==================================================="<<endl;
     obj.adddate ();
     cout<<"==================================================="<<endl;
     break;
case 3:
     cout<<"==================================================="<<endl;

      nam=obj.inputonename ();
      obj.namefind (nam);
     cout<<"==================================================="<<endl;
     break;
case 4:
     cout<<"==================================================="<<endl;
     obj.change ();
     cout<<"==================================================="<<endl;
     break;
case 5:
     cout<<"==================================================="<<endl;
     obj.disp ();
     cout<<"==================================================="<<endl;
     break;
case 6:
     cout<<"==================================================="<<endl;
     nam=obj.inputonename ();
     obj.dele (nam);
     cout<<"==================================================="<<endl;
     break;
case 7:
     cout<<"==================================================="<<endl;
     nam=obj.inputonename ();
     obj.huifu (nam);
     cout<<"==================================================="<<endl;
     break;
case 8:
     cout<<"==================================================="<<endl;
     obj.save ();
     cout<<"==================================================="<<endl;
     break;
case 9:
     cout<<"==================================================="<<endl;
     obj.tongji ();
     cout<<"==================================================="<<endl;
     break;
case 0:
     cout<<"==================================================="<<endl;
     obj.quit();
     cout<<"==================================================="<<endl;
     break;
default :
     cout<<"==================================="<<endl;
     cout<<"选择错误，谢谢!"<<endl;
     cout<<"==================================="<<endl;

}


}

}