031- 控制语句switch

switch(表达式){

case 值1:
    java语句;
    break;

case 值2:
    java语句;
    break;

case 值3:
    java语句;
    break;

default:
    java语句;
}

public class json
{
    public static void main(String[]args){

        String actor = "吴京";

        switch(actor) {
            case "成龙":
                System.out.println("代表作《警察故事》");
            case "李连杰":
                System.out.println("代表作《黄飞鸿》");
            case "吴京":
                System.out.println("代表作《战狼》");
            default:
                System.out.println("我是一个演员");    
            }    

    }
}