循环实现打印商品列表

products = [
    ["iphone",5800],
    ["macbook",12800],
    ["coffee",30],
    ["bike",2000]
]

for i,ele in enumerate(products):
    print(i,ele[0],ele[1])

结果：

0 iphone 5800
1 macbook 12800
2 coffee 30
3 bike 2000