new_string = new_string.strip() +' '+ i table = string.maketrans("","")# make a translation tablenew_string = re.sub("[^A-Za-z']+",' ', new_string)# agressive and removes all non-alphanumeric (works only for latin-based and maybe only English)new_string = new_string.replace...
// returns EVERYTHING bounded by the first and last non-escaped, alphanumeric.
\w- Matches any alphanumeric character (digits and alphabets). Equivalent to[a-zA-Z0-9_]. By the way, underscore_is also considered an alphanumeric character. \W- Matches any non-alphanumeric character. Equivalent to[^a-zA-Z0-9_] \Z- Matches if the specified characters are at the end...
\S - Matches where a string contains any non-whitespace character. Equivalent to [^ \t\n\r\f\v].ExpressionStringMatched? \S a b 2 matches (at a b) No match\w - Matches any alphanumeric character (digits and alphabets). Equivalent to [a-zA-Z0-9_]. By the way, underscore _ is...
多亏了上面的答案，我终于找到了解决方案。我使用了：[^\p {字母编号}\p {标点符号}\s]
\WMatches any non-alphanumeric characters and the underscore\WWould match “@” in “bb@bb” \sMatches any white space character such as spaces and tabs\sWould match ”” in “This is” \SMatches any non-white space character\SWould match “T” and “h” in “T h” ...
To removenon-alphanumericcharacters, i.e. all characters except letters and digits: Pattern: [^0-9a-zA-Z]+ To purge all charactersexcept letters,digitsandspaces: Pattern: [^0-9a-zA-Z ]+ To delete all charactersexcept letters,digitsandunderscore, you can use \W that stands for any charac...
Remove all non alphanumeric characters from a string except dash & space symbol Replace this Regex with an empty string + Compiled flag stackoverflow 7/12/2015 3:52:40 PM Split Split string to get Date and text I have to process text file like that: text 01/01/1970 text 02/01/1970 ...
\w Matches alphanumeric characters: [a-zA-Z0-9_] \W Matches non-alphanumeric characters: [^\w] \d Matches digits: [0-9] \D Matches non-digits: [^\d] \s Matches whitespace characters: [\t\n\f\r\p{Z}] \S Matches non-whitespace characters: [^\s]4...
\w Matches alphanumeric characters: [a-zA-Z0-9_] \W Matches non-alphanumeric characters: [^\w] \d Matches digits: [0-9] \D Matches non-digits: [^\d] \s Matches whitespace characters: [\t\n\f\r\p{Z}] \S Matches non-whitespace characters: [^\s] 4. Lookarounds Lookbehinds...