Questions:
1. boolean hasNext(); Object next(); void remove();
2. The method in interface is implicitly abstract, which should has not the body.
3. public interface SomethingIsWrong {
public void aMethod(int aValue);
}
4. Yes
1. boolean hasNext(); Object next(); void remove();
2. The method in interface is implicitly abstract, which should has not the body.
3. public interface SomethingIsWrong {
public void aMethod(int aValue);
}
4. Yes
我问的是后面两道!