沒(méi)有break是真,但num也不等于3和default?。繛槭裁??num=2,為什么還會(huì)走case 3和default?public class SwitchTest
{
public static void main(String[] args)
{
int num = 2;
switch (num)
{
case 1:
System.out.println("小白菜");
case 2:
System.out.println("大白菜");
case 3:
System.out.println("方便面");
default:
System.out.println("什么也不吃");
}
}
}
java,能否深入講講switch原理:沒(méi)有break是真,但num也不等于3和default???
慕運(yùn)維8079593
2019-03-14 18:15:06