Matlab利用M函数文件设计一个简单的自动售货机程序,至少5种商品
时间: 2024-10-28 20:10:07 浏览: 68
Matlab中设计自动售货机程序可以创建一个交互式的模拟环境。我们这里以一个基本的模型为例,假设有五种商品:
```matlab
% 定义商品及其价格
products = struct('name', {'饮料', '巧克力', '薯片', '糖果', '口香糖'}, 'price', [2, 3, 1, 0.5, 1]);
% 创建一个空的购物车
shopping_cart = [];
function choice = getChoice()
% 用户选择商品
choice = input('请输入你想购买的商品编号(1-5):', 's');
if ~isnumeric(choice) || choice ~= sscanf(choice, '%d') || choice < 1 || choice > length(products)
error('无效的选择,请重新输入!');
end
end
function addToCart(cart, product)
% 将商品加入购物车,并扣除库存
cart(end+1) = product;
products(product.name).stock = products(product.name).stock - 1;
disp(['已添加 ', product.name, ', 库存:', num2str(products(product.name).stock)]);
end
while true % 循环直到用户完成购物
choice = getChoice();
addToCart(shopping_cart, products.choice);
prompt = ['是否还要购买其他商品?(y/n): '];
if strcmp(input(prompt), 'n')
break; % 如果用户说否,则结束循环
end
end
disp('结账:');
total_price = sum([products(name).price for name in shopping_cart]);
disp(['总价:$', total_price]);
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