银行账户管理程序.doc

/*银行账户管理问题描述设计一个银行账户管理程序，账户的信息有账号（唯一）、姓名、余额、身份证号码、单位、电话号码、地址等，允许用户进行如下操作：开户、销户、存款、取款、转账、查询，一个用户可以有多个户头，账户的数值没有上限。*/#include#include #includeusing namespace std;class consumer;class YH /银行类public:void set_account();/银行开户功能void del_account(); /注销账户功能void transfer(int); /转账功能void enter_account(); /进入用户个人信息功能void addmoney(int,float);/存款功能void exitYH();/ 退出系统void functionshow();void save();void load();/ 功能界面protected: consumer *account20; static int acnum;/账户数;class consumer:public YH/用户类,继承银行类的属性public: friend class YH; consumer(int id,string Name,string PassWord,float m) ID=id;name=Name;money=m;passwd=PassWord; consumer()ID=0;name=0;money=0;passwd=0; int get_id()return ID; void savemoney();/ 取钱 string get_passwd()return passwd;/ 取得密码 void display(); void fetchmoney(); /取钱 void change_passwd(); void add_money(float); void dec_money(float); float get_money();/卡卡转帐private: int ID; /开户帐号 string passwd; / 用户密码 string name; / 用户姓名 float money; /开户金额;void YH:save()ofstream ofile(bankdat.dat,ios:out);ofstream outfile(bankdat.dat,ios:out);int n=0;outfileacnum ;for(n=0;nacnum;n+)outfileID ;outfilemoney ;outfilename ;outfilepasswd ;outfile.close(); /*读入用户信息功能实现*/void YH:load()ifstream infile(bankdat.dat,ios:in);if(!infile)cerr读取错误,无资料中!acnum;for(n=0;nid;infilem;infilenam;infilepassw;accountn-passwd;consumer * acc = new consumer(id,nam,passw,m); accountn = acc; infile.close();cout读取资料正常!endl;/*转账功能实现*/void YH:transfer(int x)int id; coutid; int flag = 1; int i = 0; while(iget_id() flag = 0; else i+; if(flag) cout帐号不存在!endlendl; return ; float b; coutendlb; while(b=0) cout请输入正确的数字!endl;coutb; if(accountx-get_money()b) cout对不起,金额不够!dec_money(b);accounti-add_money(b);return;/*账户金额计算*/void consumer:add_money(float x)money=x+money;void consumer:dec_money(float x)money=money-x;void YH:addmoney(int x,float y)accountx-money=accountx-money-y;float consumer:get_money()return money;void main()YH yh;yh.functionshow();/*主界面显示*/void YH:functionshow() int n;dosystem(cls); load();coutendl请输入相应的操作序号进行操作:endl;coutendl;cout endl;cout 1. 开户 endl;cout endl;cout 2.账户登录 endl;cout endl;cout 3.账户注销 endl;cout endl;cout 4.退出系统 endl;cout endl;coutendl;coutn; while(n4) cout操作错误，请输入正确的操作序号!endl; coutn; switch(n) case 1: set_account();/开户 break; case 2:enter_account();/登录break; case 3: del_account();/注销 break; case 4: exitYH();/退出 break; cin.get();while(true);void YH:enter_account()int id; coutid; int flag = 1; int i = 0; /_page_break_while(iget_id() flag = 0; else i+; if(flag) cout帐号不存在!endlendl; return; coutpassw;if(passw!=accounti-get_passwd() return;accounti-display();cin.get();cin.get();int n;dosystem(cls); cout请选择下列操作：endl;coutendl;cout endl;cout 1.查看账户信息 endl;cout endl;cout 2.取款 endl;cout endl;cout 3.存款 endl;cout endl;cout 4.修改密码 endl;cout endl;cout 5.转账 endl;cout endl;cout 6.返回上一菜单 endl;cout endl;coutendl;coutn;switch(n)case 1: accounti-display();break;case 2: accounti-fetchmoney();save();break;case 3:accounti-savemoney();save();break;case 4:accounti-change_passwd();save();break;case 5:transfer(i);save();break;case 6:return;cin.get();cin.get();while(1);void YH:set_account() int id; string nam; string passw; float m; coutendlid; coutendlnam; coutendlpassw; coutendlm; while(m=0) cout请输入正确的数字!m; consumer * acc = new consumer(id,nam,passw,m); accountacnum = acc; cout开户成功!endlendl; acnum+;save();cin.get();return;void YH:del_account() int id; coutendlid;int flag = 1; int i = 0; while(iget_id() flag = 0; else i+; if(flag) cout该帐号不存在，请重新输入!endl; return; for(int j=i;jacnum;j+) accountj = accountj+1; accountacnum-1=NULL; acnum-; cout你的账号已注销!endlendl; save();cin.get();return; void consumer:change_passwd()string pwd,repwd;coutpwd;coutrepwd;if(pwd!=repwd)cout你输入的两次密码不一样,按输入键返回上一层菜单!endl;elsecout密码修改成功，请牢记!endl;cin.get(); void consumer:fetchmoney()float m;char ch;docoutendl输入取款金额:m; while(m=0) cout请输入正确的数字!endl;coutm; if(moneym)cout对不起，你的余额不足!endl; else money=money-m; coutendl操作成功，请收好钱!endl; cout是否要继续该项操作：(Y/N) endl;coutch;while(ch!=n&ch!=N&ch!=Y&ch!=y)/选择错误时判定coutch;while(ch=y|ch=Y);void consumer:savemoney()/存钱函数功能实现 float c; char ch;docoutendl请输入要存入的金额:c; while(c=0) cout输入错误,请重新输入!endl;coutc; money=money+c; cout操作已成功!endl;cout是否要继续该项操作：(Y/N) endl;coutch;while(ch!=n&ch!=N&ch!=Y&ch!=y)coutch;while(ch=y|ch=Y);int YH:acnum=0;void consumer:display()/用户信息界面