条件的使用,通过自己输入的值打印对应所需
public class Test {
private static void t3() {
int num = 2;
switch (num){
case 1:
System.out.println("1111");
break;
case 2:
System.out.println("2222");
break;
default:
System.out.println("0000");
}
}
public static void main(String[] args) {
t3();
}
}