package xue; import java.text.SimpleDateFormat; import java.util.Date; import java.util.Scanner; public class bankTest { public static void main(String[] args) { System.out.println("请先创建一个账户:"); Scanner sc=new Scanner(System.in); System.out.print("请输入身份证件号:"); long iden=sc.nextLong(); System.out.println("请输入姓名:"); String namen=sc.next(); System.out.println("请输入首次存入金额数:"); double moneyn=sc.nextDouble(); SimpleDateFormat sdf=new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); String date=sdf.format(new Date()); Bank index=new Bank(iden,moneyn,namen,date); while(true) { System.out.println("请输入您要进行的操作:1 存款;2 取款;3 查询余额; 4 退出"); int i=sc.nextInt(); switch(i) { case 1: System.out.println("请输入存款金额:"); double saven=sc.nextDouble(); index.income(saven); break; case 2: System.out.println("请输入取款金额:"); double taken=sc.nextDouble(); index.takeout(taken); break; case 3: index.display(); break; case 4: sc.close(); System.exit(0); } } } }