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pandas如何筛选出DataFrame列名中包含特定字符串的列?
Pandas中字符串的操作是相当的灵活,内置了大量的相关方法用于字符串的加工处理,并且许多方法都是支持正则表达式的。 筛选包含特定字符串的列可以根据特定字符串在列名中的位置有这么几种情形: 这个特定字符串在列名首 这个特定字符串在列名尾 这个 ...
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