银行管理系统源代码

银行系统的开发，包含利率计算，转账，细化规则等等，多用户管理。

package Banking1;
//账户
public class Account {

	private double balance;   //账户余额
	public Account（double init_balance）{
		balance = init_balance;
	}

	public double getBalance（）{
		return balance;
	}
	
	//存钱
	public void deposit（double amt）{  //amt：要存的额度
		balance+=amt;
	}
	
	//取钱
	public void withdraw（double amt）{  //amt：要取的额度
		if（balance >=amt）{
			balance -=amt;
		}else{
			System.err.println（“余额不足“）;
		}
	}
}

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2014-12-25 13:38  Bank\
     文件         301  2014-11-23 10:49  Bank\.classpath
     文件         380  2014-11-23 10:49  Bank\.project
     目录           0  2014-12-25 13:38  Bank\.settings\
     文件         598  2014-11-23 10:49  Bank\.settings\org.eclipse.jdt.core.prefs
     目录           0  2014-12-25 13:38  Bank\bin\
     目录           0  2014-12-25 13:38  Bank\bin\Banking1\
     文件         817  2014-12-19 11:04  Bank\bin\Banking1\Account.class
     目录           0  2014-12-25 13:38  Bank\bin\Banking2\
     文件         817  2014-12-19 11:04  Bank\bin\Banking2\Account.class
     文件         879  2014-12-19 11:04  Bank\bin\Banking2\Customer.class
     目录           0  2014-12-25 13:38  Bank\bin\Banking3\
     文件         824  2014-12-19 11:04  Bank\bin\Banking3\Account.class
     文件         879  2014-12-19 11:04  Bank\bin\Banking3\Customer.class
     目录           0  2014-12-25 13:38  Bank\bin\Banking4\
     文件         824  2014-12-19 11:04  Bank\bin\Banking4\Account.class
     文件         868  2014-12-19 11:04  Bank\bin\Banking4\Bank.class
     文件         879  2014-12-19 11:04  Bank\bin\Banking4\Customer.class
     目录           0  2014-12-25 13:38  Bank\bin\Banking5\
     文件         824  2014-12-19 11:04  Bank\bin\Banking5\Account.class
     文件         868  2014-12-19 11:04  Bank\bin\Banking5\Bank.class
     文件         877  2014-12-19 11:04  Bank\bin\Banking5\CheckingAccount.class
     文件         879  2014-12-19 11:04  Bank\bin\Banking5\Customer.class
     文件         567  2014-12-19 11:04  Bank\bin\Banking5\SavingAccount.class
     目录           0  2014-12-25 13:38  Bank\bin\Banking5_1\
     目录           0  2014-12-25 13:38  Bank\bin\Banking6\
     目录           0  2014-12-25 13:38  Bank\bin\TestBank\
     文件        1109  2014-12-19 11:04  Bank\bin\TestBank\Testbanking.class
     文件        1587  2014-12-19 11:04  Bank\bin\TestBank\Testbanking2.class
     文件        1437  2014-12-19 11:04  Bank\bin\TestBank\Testbanking3.class
     文件        1360  2014-12-19 11:04  Bank\bin\TestBank\Testbanking4.class
............此处省略28个文件信息