【C++ Primer Plus习题】10.1

news2024/9/21 18:44:50

问题:

解答:
main.cpp

#include <iostream>
#include "BankAccount.h"
using namespace std;

int main()
{
	BankAccount BA1("韩立","韩跑跑",1);
	BA1.get_info();
	BankAccount BA;
	BA.init_account("姚国林", "amdin", 10000);
	BA.get_info();
	BA.deposit(1000);
	BA.get_info();
	BA.withdraw(2000);
	BA.get_info();

	return 0;
}

BankAccount.h

#pragma once
#include <iostream>
using namespace std;
class BankAccount
{
private:
	string fullname;
	string accid;
	double balance;
public:
	BankAccount();
	BankAccount(const string name, const string id, double bal);
	~BankAccount();
	void init_account(const string name, const string id, double bal);
	void get_info()const;
	void deposit(double cash);
	void withdraw(double cash);
};

BankAccount.cpp

#include "BankAccount.h"

BankAccount::BankAccount()
{
	this->fullname = "";
	this->accid = "";
	this->balance = 0.0;
}
BankAccount::BankAccount(const string name, const string id, double bal)
{
	this->fullname = name;
	this->accid = id;
	this->balance = bal;
}
BankAccount::~BankAccount()
{

}
void BankAccount::init_account(const string name, const string id, double bal)
{
	this->fullname = name;
	this->accid = id;
	this->balance = bal;
}
void BankAccount::get_info()const
{
	cout << "姓名为:" << this->fullname << endl;
	cout << "账号为:" << this->accid << endl;
	cout << "存款为:" << this->balance << endl;
}
void BankAccount::deposit(double cash)
{
	this->balance += cash;
}
void BankAccount::withdraw(double cash)
{
	this->balance -= cash;
}