案例一1-1:打印超市的购物小票,另外两种方法

一、这里主要承接案例一的实例,主要运用点是用“\t”代替自行敲出的空格间隔,和运用变量来自动的解除金额结果下面我来贴出代码

第一种:

  1.引用“\t”代码:

 1 public class SuperMarket {  2     public static void main(String[] args) {  3         System.out.println("\t\t人人乐白金假日购物广场(RenRenLe)\t\t");  4         System.out.println("店\t号:S131\t\t机号:P026\t\t流水号:244");  5         System.out.println("收银员:0312\t\t\t\t\t日期:2014.12.14");  6         System.out.println("=============================================");  7         System.out.println("\t商品名\t\t数量\t\t单价\t\t金额");  8         System.out.println("1\t小肥羊火锅汤料(清汤)110g");  9         System.out.println("6935953399984\t\t1\t\t15.80\t\t15.80"); 10         System.out.println("\t\t\t特价商品"); 11         System.out.println("2\t海底捞清汤火锅汤料110g"); 12         System.out.println("6942032700753\t\t1\t\t17.90\t\t17.90"); 13         System.out.println("3\t青岛啤酒瓶装600ml"); 14         System.out.println("6923740100059\t\t1\t\t4.50\t\t4.50"); 15         System.out.println("4\t青岛啤酒瓶装600ml"); 16         System.out.println("6923740100059\t\t1\t\t4.50\t\t4.50"); 17         System.out.println("5\t青岛啤酒瓶装600ml"); 18         System.out.println("6923740100059\t\t1\t\t4.50\t\t4.50"); 19         System.out.println("合计:\t\t\t\t\t\t\t\t\t47.20"); 20  } 21 }

  2.运行结果:

   《案例一1-1:打印超市的购物小票,另外两种方法》

第二种

  1.运用变量:

 1 public class SuperMarketRenRenle {  2     public static void main(String[] args) {  3         System.out.println("\t\t人人乐白金假日购物广场(RenRenLe)\t\t");  4         System.out.println("店\t号:S131\t\t机号:P026\t\t流水号:244");  5         System.out.println("收银员:0312\t\t\t\t\t日期:2014.12.14");  6         System.out.println("=============================================");  7         System.out.println("\t商品名\t\t数量\t\t单价\t\t金额");  8         System.out.println("1\t小肥羊火锅汤料(清汤)110g");  9         int n = 1; //代表的是整数
10         float f1 = 15.80f; //代表的是小数
11         float f2 = 17.90f; //代表的是小数
12         float f3 = 4.50f; //代表的是小数
13         System.out.println("6935953399984\t\t"+n+"\t\t"+f1+"\t\t"+(n*f1)+""); 14         System.out.println("\t\t\t特价商品"); 15         System.out.println("2\t海底捞清汤火锅汤料110g"); 16         System.out.println("6942032700753\t\t"+n+"\t\t"+f2+"\t\t"+(n*f2)+""); 17         System.out.println("3\t青岛啤酒瓶装600ml"); 18         System.out.println("6923740100059\t\t"+n+"\t\t"+f3+"\t\t\t"+(n*f3)+""); 19         System.out.println("4\t青岛啤酒瓶装600ml"); 20         System.out.println("6923740100059\t\t"+n+"\t\t"+f3+"\t\t\t"+(n*f3)+""); 21         System.out.println("5\t青岛啤酒瓶装600ml"); 22         System.out.println("6923740100059\t\t"+n+"\t\t"+f3+"\t\t\t"+(n*f3)+""); 23         float total = (n*f1)+(n*f2)+(n*f3)+(n*f3)+(n*f3); 24         System.out.println("\t合计:\t\t\t\t\t\t\t\t"+total+""); 25  } 26 }

  2.运行结果:

   《案例一1-1:打印超市的购物小票,另外两种方法》

    原文作者:Stalk
    原文地址: https://www.cnblogs.com/evolve/p/11844913.html
    本文转自网络文章,转载此文章仅为分享知识,如有侵权,请联系博主进行删除。
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