java实现简易外卖订餐系统 java实现简易外卖订餐系统

【java实现简易外卖订餐系统】用java实现简易外卖订餐系统，供大家参考，具体内容如下
一、使用技术 javaSE
二、实现功能外卖订餐系统
具体要求如下：
使用选择结构，循环结构，数组的知识实现一个外卖订餐系统
三、运行效果图 1.订餐功能

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2.查看餐袋

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3.签收订单

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4.删除订单

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5.点赞

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6.退出

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代码实现

public class Order {public static void main(String[] args) {int zero = 1; int x = 0; //订单数组下标String[] name = new String[100]; int[] time = new int[100]; //点餐时间String[] menu = new String[100]; double[] price = new double[100]; int[] od = new int[100]; //订单序号String[] adress = new String[100]; //送餐地址int[] menuNum = new int[100]; //点菜份数String[] yuDing = new String[100]; //订单状态int a = 0; //点赞数int b = 0; //点赞数int c = 0; //点赞数int panduan = 0; //判断是否有此订单Scanner sc = new Scanner(System.in); do {System.out.println("欢迎使用“外卖订餐系统”"); System.out.println("******************************"); System.out.println("1.我要订餐"); System.out.println("2.查看餐袋"); System.out.println("3.签收订单"); System.out.println("4.删除订单"); System.out.println("5.我要点赞"); System.out.println("6.退出系统"); System.out.println("******************************"); System.out.println("请选择："); int num = sc.nextInt(); while (num < 1 || num > 6) {System.out.println("您输入的选项没有，重新输入"); num = sc.nextInt(); }if (num == 1) {od[x] = x + 1; yuDing[x] = "已预订"; System.out.println("***我要订餐***"); System.out.println("请输入订餐人姓名："); name[x] = sc.next(); System.out.println("序号" + "" + "菜名" + "" + "单价"); System.out.println(1 + "" + "红烧茄子" + "" + 24.00); System.out.println(2 + "" + "糖醋排骨" + "" + 36.00); System.out.println(3 + "" + "鱼香肉丝" + "" + 32.00); System.out.println("请选择您想要点的菜品编号："); int bianHao = sc.nextInt(); while (bianHao < 1 || bianHao > 3) {System.out.println("您选择的菜品没有，再次输入"); bianHao = sc.nextInt(); }if (bianHao == 1) {menu[x] = "红烧茄子"; price[x] = 24.00; } else if (bianHao == 2) {menu[x] = "糖醋排骨"; price[x] = 36.00; } else if (bianHao == 3) {menu[x] = "鱼香肉丝"; price[x] = 32.00; }System.out.println("请选择您需要的份数："); menuNum[x] = sc.nextInt(); while (menuNum[x] < 1) {System.out.println("您输入的数量不合法，再次选择"); menuNum[x] = sc.nextInt(); }System.out.println("请选输入送餐时间（送餐时间是10点至20点间整点送餐）："); time[x] = sc.nextInt(); while (time[x] < 10 || time[x] > 20) {System.out.println("您选择的时间不在送餐时间内,再次选择"); time[x] = sc.nextInt(); }System.out.println("请输入送餐地址"); adress[x] = sc.next(); System.out.println("订餐成功！！！"); System.out.println("您订的是：" + menu[x] + " " + menuNum[x] + "份"); System.out.println("送餐时间：" + time[x] + "点"); System.out.println("餐费：" + menuNum[x] * price[x] + "元" + " "+ "送餐费：6元" + " " + "总计：" + (menuNum[x] * price[x] + 6) + "元"); System.out.println("输入0返回："); zero = sc.nextInt(); while (zero != 0) {System.out.println("输入错误，再次输入"); zero = sc.nextInt(); }x++; } else if (num == 2) {zero = 1; System.out.println("***查看餐带***"); System.out.println("序号" + "" + "订餐人" + "" + "餐品信息"+ "" + "送餐时间" + "" + "送餐地址"+ "" + "总金额" + "" + "订单状态"); for (int i = 0; i < x; i++) {if (od[i] != -1) {System.out.println(od[i] + "" + name[i] + "" + menu[i]+ "" + time[i] + "" + adress[i]+ "" + (menuNum[i] * price[i] + 6)+ "" + yuDing[i]); }}System.out.println("输入0返回："); zero = sc.nextInt(); while (zero != 0) {System.out.println("输入错误，再次输入"); zero = sc.nextInt(); }} else if (num == 3) {zero = 1; System.out.println("***签收订单***"); System.out.println("请选择要签收的订单的序号："); int numc = sc.nextInt(); for (int i = 0; i < od.length; i++) {if (numc == od[i]) {yuDing[i] = "已签收"; System.out.println("订单签收成功！"); panduan = 1; }}if (panduan != 1) {System.out.println("无此订单"); }System.out.println("输入0返回："); zero = sc.nextInt(); while (zero != 0) {System.out.println("输入错误，再次输入"); zero = sc.nextInt(); }} else if (num == 4) {zero = 1; panduan = 0; System.out.println("***删除订单***"); System.out.println("请选择要删除的订单的序号："); int numd = sc.nextInt(); for (int i = 0; i < od.length; i++) {if (numd == od[i]) {od[i] = -1; System.out.println("订单删除成功！"); panduan = 1; }}if (panduan != 1) {System.out.println("无此订单"); }System.out.println("输入0返回："); zero = sc.nextInt(); while (zero != 0) {System.out.println("输入错误，再次输入"); zero = sc.nextInt(); }} else if (num == 5) {zero = 1; System.out.println("***我要点赞***"); System.out.println("序号" + "" + "菜名" + "" + "单价"); System.out.println(1 + "" + "红烧茄子" + "" + 24.00 + " " + a + "赞"); System.out.println(2 + "" + "糖醋排骨" + "" + 36.00 + " " + b + "赞"); System.out.println(3 + "" + "鱼香肉丝" + "" + 32.00 + " " + c + "赞"); System.out.println("请选择要点赞的菜品的序号："); int zan = sc.nextInt(); while (zan < 1 || zan > 3) {System.out.println("您输入的序号错误，再次输入"); zan = sc.nextInt(); }if (zan == 1) {a++; } else if (zan == 2) {b++; } else if (zan == 3) {c++; }System.out.println("输入0返回："); zero = sc.nextInt(); while (zero != 0) {System.out.println("输入错误，再次输入"); zero = sc.nextInt(); }} else if (num == 6) {zero = 1; System.out.println("谢谢使用，欢迎下次光临！"); return; }} while (zero == 0); }}

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