13 元组 公共功能(独有功能无)

元组书写规范

users = [11,22,33,"老男孩"] # 列表(可变)

users = (11,22,33,"老男孩") # 元组(不可变)

公共功能

1、索引

(排除:int / bool )

users = (11,22,33,"老男孩")

print(users[0])
print(users[-1])
2、切片

(排除:int / bool)

users = (11,22,33,"老男孩")
print(users[0:2])
3、步长

(排除:int / bool)

users = (11,22,33,"老男孩")
print(users[0:2:2])
4、删除(无)

(排除:tuple / str / int / bool)

5、修改(无)

(排除:tuple / str / int / bool)

6、for循环
users = (11,22,33,"老男孩")
for item in users:
    print(item)
7、len

(排除:int/bool)

users = (11,22,33,"老男孩")
print(len(users))
posted @ 2024-09-25 20:50  jhchena  阅读(5)  评论(0编辑  收藏  举报