python 列表删除元素
python 列表删除元素python 删除元素的几种方式
方式一:使用del方法
>>> names=['Alice','Beth','Cecil','Dee-Dee','Earl']
>>> names
['Alice', 'Beth', 'Cecil', 'Dee-Dee', 'Earl']
>>> del names
>>> names
['Alice', 'Beth', 'Dee-Dee', 'Earl']
>>>
>>> numbers=['a', 'b', 'c', 'd']
>>> numbers
['a', 'b', 'c', 'd']
>>> del numbers
>>> numbers
['a', 'd']
方式二:分片赋值
>>> numbers=['a', 'b', 'c', 'd']
>>> numbers
['a', 'b', 'c', 'd']
>>> numbers=[]
>>> numbers
['a', 'd']
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