class Shape{
Shape(int i){
System.out.println("This is Shape" + i);
}
}
public class Circle extends Shape{
static Shape s1 = new Shape(1);
Shape s2 = new Shape(3);
Circle(int i){
super(i);
System.out.println("This is Circle" + i);
}
public static void main(String args[]){
Circle c1 = new Circle(2);
}
} 作者: lovewyy 时间: 2014-7-2 23:18
这是构造函数的问题,仔细从细节入手,知道对象的常见和销毁时间就引刃而解了