📄 shoppingcart.java
字号:
package myBook;
import java.util.*;
public class ShoppingCart
{
private ArrayList bookItems=new ArrayList();
private int total=0;
public void addBook(Book b)
{
bookItems.add(b);
total++;
}
public ArrayList getBookItems()
{
return this.bookItems;
}
public void remove(int index)
{
//Book b=new Book(bookno,"","","",0.0f);
//int index=bookItems.indexOf(b);
bookItems.remove(index);
total--;
}
public int getTotal()
{
return this.total;
}
}
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -