Switch多选择结构02

package com.li;

public class Switch01 {
    public static void main(String[] args) {
        //若没有break就会造成case穿透
        //switch用于匹配一个具体的值
        char grade ='p';
        switch(grade){
        case 'A':
            System.out.println("优秀");
            break;
            case 'B':
                System.out.println("良好");
                break;
                case 'C':
                    System.out.println("及格");
                    break;

                    case 'D':
                        System.out.println("再接再厉");
                        break;
                        case 'E':
                            System.out.println("挂科");
                            break;
                            default:
                            System.out.println("未知等级");



        }

        }
    }