str contains regex
You can also do it in regex expression style: df[df['col_name'].str.contains(r'^(?=.*apple)(?=.*banana)')]. You can then, build your list of words into a regex string ... ,Series.str.contains(pat, case=True, flags=0, na=nan, regex=True)¶ ... Series/array whether given pattern/regex is contained in each string in the Series/Index.
| 相關軟體 Python 資訊 | |
|---|---|
 str contains regex 相關參考資料
How to use regex in String.contains() method in Java - Stack Overflow
Regex is more powerful than String.contains , since you can enforce word boundary on the keywords (among other things). This means you can search for the ... https://stackoverflow.com pandas dataframe str.contains() AND operation - Stack Overflow
You can also do it in regex expression style: df[df['col_name'].str.contains(r'^(?=.*apple)(?=.*banana)')]. You can then, build your list of words into a regex string ... https://stackoverflow.com pandas.Series.str.contains — pandas 0.18.1 documentation
Series.str.contains(pat, case=True, flags=0, na=nan, regex=True)¶ ... Series/array whether given pattern/regex is contained in each string in the Series/Index. https://pandas.pydata.org pandas.Series.str.contains — pandas 0.22.0 documentation
Series.str. contains (pat, case=True, flags=0, na=nan, regex=True)[source]¶ ... array whether given pattern/regex is contained in each string in the Series/Index. https://pandas.pydata.org pandas.Series.str.contains — pandas 0.23.1 documentation
pandas.Series.str.contains. Test if pattern or regex is contained within a string of a Series or Index. Return boolean Series or Index based on whether a given pattern or regex is contained within a s... https://pandas.pydata.org pandas.Series.str.contains — pandas 0.23.3 documentation
pandas.Series.str.contains. Test if pattern or regex is contained within a string of a Series or Index. Return boolean Series or Index based on whether a given pattern or regex is contained within a s... https://pandas.pydata.org pandas.Series.str.contains — pandas 0.23.4 documentation
pandas.Series.str.contains. Test if pattern or regex is contained within a string of a Series or Index. Return boolean Series or Index based on whether a given pattern or regex is contained within a s... https://pandas.pydata.org Pandas: str.contains using regex - Stack Overflow
You can try this: df.domain.str.extract('(-w+-.)?(-w+-.-w+)', expand=False)[1]. Output: 0 mail.ru 1 mail.ru 2 vk.com 3 vk.com 4 vk.com 5 vk.com 6 yandex.ru 7 ... https://stackoverflow.com Regex for string contains? - Stack Overflow
Assuming regular PCRE-style regex flavors: If you want to check for it as a single, full word, it's -bTest-b , with appropriate flags for case insensitivity if desired and ... https://stackoverflow.com Regex.IsMatch vs string.Contains - Stack Overflow
For simple cases String.Contains will give you better performance but String.Contains will not allow you to do complex pattern matching. Use String.Contains for ... https://stackoverflow.com |