第十二章上机3

来源：互联网发布：老备案域名出售编辑：程序博客网时间：2024/05/29 11:47

<pre class="html" name="code"><pre class="java" name="code">import java.util.*;public class TestMenu {public static void main(String[] args) {Scanner input=new Scanner(System.in);boolean com=true;Menu menu=new Menu();menu.showMenu();do{int shu=input.nextInt();switch(shu){case 1:menu.showMenu1();break;case 2:System.out.println("退出");com=false;break;}}while(com);}}

import java.util.*;public class Menu {/** * @author Administrator */public void showMenu() {System.out.println("\n\t欢迎使用我行我素购物管理系统");System.out.println("\t\t1.登录系统\n");System.out.println("\t\t2.退出\n");System.out.println("*******************************");System.out.println("请选择,输入数字");}public void showMenu1() {System.out.println("\n\t欢迎使用我行我素购物管理系统主菜单");System.out.println("\t\t1.客户信息管理\n");System.out.println("\t\t2.真情回馈\n");System.out.println("*******************************");System.out.println("请选择,输入数字");boolean com;do {com = false;Scanner input = new Scanner(System.in);int shu = input.nextInt();if (shu == 1) {showMenu2();} else if (shu == 2) {showMenu3();} else if (shu == 0) {showMenu();} else {System.out.println("输入错误,请重新输入");com = true;}} while (com);} public void showMenu2(){ System.out.println("\n\t欢迎使用我行我素购物管理系统>客户信息管理");System.out.println("\t\t1.查询客户信息\n");System.out.println("\t\t2.修改客户信息\n");System.out.println("\t\t3.添加客户信息\n");System.out.println("\t\t4.显示所有客户信息\n");System.out.println("*******************************");System.out.println("请选择,输入数字");boolean com;do {com = false;Scanner input = new Scanner(System.in);int shu = input.nextInt();if (shu == 1) {System.out.println("查询客户信息");} else if (shu == 2) {System.out.println("修改客户信息");} else if (shu == 3) {System.out.println("添加客户信息");}else if(shu==4){System.out.println("显示所有客户信息");} else if (shu == 0) {showMenu1();} else {System.out.println("输入错误,请重新输入");com = true;}} while (com); }public void showMenu3() {System.out.println("\n\t欢迎使用我行我素购物管理系统>真情回馈");System.out.println("\t\t1.幸运大放送\n");System.out.println("\t\t2.幸运抽奖\n");System.out.println("\t\t3.生日问候\n");System.out.println("*******************************");System.out.println("请选择,输入数字");boolean com;do {com = false;Scanner input = new Scanner(System.in);int shu = input.nextInt();if (shu == 1) {System.out.println("执行幸运大放送");} else if (shu == 2) {System.out.println("修改客户信息");} else if (shu == 3) {System.out.println("执行生日问候");} else if (shu == 0) {showMenu1();} else {System.out.println("输入错误,请重新输入");com = true;}} while (com);}}

import java.util.*;public class TestMenu {public static void main(String[] args) {Scanner input=new Scanner(System.in);boolean com=true;Menu menu=new Menu();menu.showMenu();do{int shu=input.nextInt();switch(shu){case 1:menu.showMenu1();break;case 2:System.out.println("退出");com=false;break;}}while(com);}}

0 0