华为的一道面试题
代码如下:
package com.ex;public class TestB extends TestA {String string = "TestB var";public static void main(String[] args) {TestB testB = new TestB();// testB.init();System.out.println(testB.string);}public TestB() {super();System.out.println("TestB()");}void init() {System.out.println("init()");string = "test B init";}}abstract class TestA {String string = "TestA var";public TestA() {init();}abstract void init();}