/** * Created by Administrator on 2018/10/31. */ public class zhu { public static void main(String[] args){ lei car1=new lei("红色",6);//创建对象并初始化,给参数赋值 car1.color="白色"; car1.boud ="焚天"; car1.count=7; car1.weight =4.56f; System.out.println(car1.color); System.out.println(car1.xianzheng+"吨");
public class lei { String color; int count; String boud; float weight; float xianzheng=10.43f; public lei(String myColor,int myCount){ color=myColor; count=myCount; } }
People p1=new People(20,"张三"); System.out.println(p1.age); System.out.println(p1.name ); System.out.println(car1.color ); System.out.println(car1.count );//类对象名,成员变量 } }
public class People { int age; String name; public People(int myAge,String myName){ age=myAge; name=myName; } }