NULL 类
public class NULL {
public static void haha(){
System.out.println("haha");
}
public static void main(String[] args) {
NULL.haha();
}
}
点击查看结果
haha
NULL 类
public class NULL {
public static void haha(){
System.out.println("haha");
}
public static void main(String[] args) {
NULL.haha();
}
}
点击查看结果
haha