可购物的商品和价钱存放在list1.java中,
String[] list1={"001","笔记本","3","0"};
String[] list2={"002","笔记本1","3",...String[] list3={"003","笔记本2","3","0"};
String[] list4={"004","笔记本3","3","0"};
可以修改或增加上面的内容,来改变购物的类别...String str="",str1="";
public void list_11() {
li = new list1();
setTitle("购物车...li = new list();
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
setTitle("购物清单...JPanel();
contentPane.add(panel, BorderLayout.NORTH);
lblNewLabel = new JLabel("购物清单