摘要: 数列的一些增删改查操作 import copy names = ["aa","bb","cc","dd"] print(names) print(names[1],names[2]) print(names[0:2])#切片,要头不要尾 print(names[:2])#和上一个结果一样 print 阅读全文
posted @ 2020-02-19 23:01 七九灰 阅读(424) 评论(0) 推荐(0)