摘要: aStr="火锅底料,白菜,土豆" alist=["火锅底料","白菜","土豆","萝卜","臭豆腐","粑粑"] print(aStr[2]) print(alist[2:4]) print(alist[4:]) #索引区范围,包前不报后 print(" ") alist1=["火锅底料","白 阅读全文
posted @ 2020-02-27 04:53 胜利之日 阅读(79) 评论(0) 推荐(0) 编辑