今天的目标是菜单: B站/马士兵的项目菜单
- package java1;
-
- import java.util.Scanner;
-
- public class Test {
- public static void main(String[] args) {
- while(true){ //3.加入死循环,让输入一直有
- System.out.println();
- System.out.println("--->项目功能如下:<---");
- System.out.println("--->1.展示书籍<---");
- System.out.println("--->2.上架书籍<---");
- System.out.println("--->3.下架书籍<---");
- System.out.println("--->4.退出应用<---");
- System.out.println();
- System.out.println("请输入编号:");
- //1.借助scanner类输入东西
- Scanner sc =new Scanner(System.in);
- int choice =sc.nextInt(); //2.录入数据
- if(choice==1){
- System.out.println(" 1.展示书籍");
-
- }
- if(choice==2){
- System.out.println(" 2.上架书籍");
-
- }
- if(choice==3){
- System.out.println(" 3.下架书籍");
-
- }
- if(choice==4){
- System.out.println(" 4.退出应用");
- break;//4.跳出死循环
- }
- }}
- }
- //1.借助scanner类输入东西
- Scanner sc =new Scanner(System.in);
-
- int choice =sc.nextInt(); //2.录入数据
-
- while(true){ //3.加入死循环,让输入一直有
-
- break;//4.跳出死循环
今天任务完成每天加油哦