python基本数据类型-元组
1.元组的元素是不可以修改的，元组元素的元素是可以修改的1
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>>> t1 = (1,2,{'k1':'v1'})
>>> t1['k1'] = 2
>>> print(t1)
(1, 2, {'k1': 2})
2.索引
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>>> t1 = (1,2,3)
>>> t1
1
>>> t1
2
3.切片
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>>> t1
(1,)
>>> t1
(1, 2)
4.循环
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>>> for i in t1:
... print(i)
...
1
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3
5.长度
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>>> len(t1)
3
6.包含
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>>> if 1 in t1:
... print("true")
...
true
页:
[1]