import java.util.Scanner;
public class Account {
double money;
double qmoney;
public void cmoney() {
Scanner input = new Scanner(System.in);
System.out.println("请输入存款金额:");
money = money+input.nextDouble();
System.out.println("存款成功!");
System.out.println("***当前余额为:" + money + "元***");
}
public void qmoney() {
Scanner input = new Scanner(System.in);
System.out.println("请输入取款金额:");
qmoney = input.nextDouble();
if (qmoney < money) {
System.out.println("取款成功:");
money=money-qmoney;
System.out.println("***当前余额为:" +money + "***");
} else {
System.out.println("余额不足");
}
}
}
测试类:
import java.util.Scanner;
public class Test {
public static void main(String[] args) {
Account ac = new Account();
Scanner input = new Scanner(System.in);
System.out.println("*****欢迎来到耿直银行自动取款系统*****");
System.out.println();
System.out.println();
boolean con = true;
do {
System.out.println("1.存款2.取款0.退出");
int x = input.nextInt();
switch (x) {
case 1:
ac.cmoney();
break;
case 2:
ac.qmoney();
break;
case 0:
System.out.println("谢谢使用");
con = false;
break;
}
} while (con);
}
}
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