炸学校

摘要： public class JavaSeven { /** * @param args */ public static void main(String[] args) { // TODO Auto-generated method stub try{ double d0=Double.par... 阅读全文

摘要： public interface ClassName{ //下面四种写法都行 public abstract void getClassName(); //public void getClassName(); //void getClassName(); //abstract void getClassName(); } public class Compa... 阅读全文

摘要： interface Goods{ public String getName(); public double getPrice(); } class EatFood implements Goods{ private String name; private double price; public EatFood() { } public EatFood(String name, d... 阅读全文

摘要： class Person{ private String name; private String addr; private char sex; private int age; public Person(String name,String addr,char sex,int age){ this.name=name; ... 阅读全文