private abstract String doSomething ();
}
这好像没什么错吧?
[主观题]abstract class Something {private abstract String doSomething ();}这好像没什么错吧?
[主观题]Java代码查错1.abstract class Name {private String name;public abstract boolean isStupidName(String name) {}}大侠们,这有何错误?
[主观题]public class Something {void doSomething () {private String s = "";int l = s.length();}}有错吗?
[试题]public class Something {void doSomething () {private String s = "";int l = s.length();}}有错吗?
[主观题]abstractclass和interface有什么区别?
[单选题]阅读下面代码 abstract class Person { public Person(String n) { name=n; } public______String getDescription(); public String getName() { return name; } private String name; } 在下画线处应填入的修饰符是A.staticB.abstractC.protectedD.final
[试题]abstract class 和interface有什么区别?
[主观题]public class Something {public static void main(String[] args) {Something s = new Something();System.out.println("s.doSomething() returns " + doSomething());}public String doSomething() {return "Do something ...";}}看上去很完美。
[主观题]public class Something {public static void main(String[] args) {Other o = new Other();new Something().addOne(o);}public void addOne(final Other o) {o.i++;}}class Other {public int i;}和上面的很相似,都是关于final 的问题,这有错吗?
[主观题]public class Something {public static void main(String[] args) {Other o = new Other();new Something().addOne(o);}public void addOne(final Other o) {o.i++;}}class Other {public int i;}和上面的很相似,都是关于final 的问题,这有错吗?