打开购物车的Java代码
时间: 2024-02-19 08:39:22 浏览: 20
这是一个简单的购物车Java代码示例:
public class ShoppingCart {
private ArrayList<Item> items;
public ShoppingCart() {
items = new ArrayList<Item>();
}
public void addItem(Item item) {
items.add(item);
}
public void removeItem(Item item) {
items.remove(item);
}
public double calculateTotal() {
double total = 0.0;
for (Item item : items) {
total += item.getPrice();
}
return total;
}
}
public class Item {
private String name;
private double price;
public Item(String name, double price) {
this.name = name;
this.price = price;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public double getPrice() {
return price;
}
public void setPrice(double price) {
this.price = price;
}
}
// Example usage:
ShoppingCart cart = new ShoppingCart();
Item item1 = new Item("Shirt", 25.99);
cart.addItem(item1);
Item item2 = new Item("Pants", 35.99);
cart.addItem(item2);
double total = cart.calculateTotal();
System.out.println("Total: $" + total);
cart.removeItem(item1);
total = cart.calculateTotal();
System.out.println("Total: $" + total);