java学习基础知识之认识每日一练

public class Apple {
String color;//颜色
int weight;//重量
public void print(){
System.out.println(color+“的苹果是：”+weight+“g”);
}
}

public class Test {
public static void main(String[] args) {
Apple arr[]=new Apple[4];//一个口袋
//4个苹果
Apple a1=new Apple();
a1.color=“红色”;
a1.weight=80;
Apple a2=new Apple();
a2.color=“青色”;
a2.weight=90;
Apple a3=new Apple();
a3.color=“黄色”;
a3.weight=78;
Apple a4=new Apple();
a4.color=“绿色”;
a4.weight=89;

arr[0]=a1;
arr[1]=a2;
arr[2]=a3;
arr[3]=a4;

for(int i=0;i<arr.length;i++){
	arr[i].print();
}

}
}