'[1,2,3,4,]' 怎么把他变成数组啊 [1,2,3,4]
想了好久 T T
This topic created in 3179 days ago, the information mentioned may be changed or developed.
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tomczhenFeb 20, 2018
1
Some people, when confronted with a problem, think "I know, I'll use regular expressions." Now they have two problems.
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lhx2008Feb 20, 2018 via Android
2
json 解析
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snal123Feb 20, 2018 via iPhone
3
split 然后 join
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albertofwbFeb 20, 2018 via Android
5
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srlpFeb 20, 2018
6
如果是 [1,2,3,4] （没有最后一个逗号）的话可以直接 json.loads()
纯数字的话，可以 import re 然后 re.findall(r'\d+', '[1,2,3,4,]') |
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tuxFeb 20, 2018
7
正则?
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TtiGeRFeb 20, 2018 via iPhone
8
如果数据是干净的（不是用户输入存在 injection 的可能）的话 eval()不是挺好么
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di94shFeb 20, 2018
9
'[1,2,3,4]'.strip('[]').split(',')
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import ast; ast.literal_eval("[1,2,3,4]")
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laike9mFeb 20, 2018 via Android
11
eval 正解
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l1093178Feb 20, 2018
12
eval 会有安全性风险，ast.literal_eval 正解
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Eds1995Feb 21, 2018 via Android
13
用 eval 的人好可怕，楼上正解：import ast ast.literal_eval
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izoabrFeb 22, 2018
17
>>> t = '[1,2,3,4,]'
>>> eval(t) [1, 2, 3, 4] >>> |
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