package innerclasses;

/**
 * @Author ZhangGJ
 * @Date 2020年05月07日 19:59
 */
public interface ClassInInterface {
 void howdy();

 class Test implements ClassInInterface {
 @Override
 public void howdy() {
 System.out.println("Howdy!");
 }

 public static void main(String[] args) {
 new Test().howdy();
 }
 }
}