Recent questions tagged regex

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1.0k views

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regex - Case sensitive and insensitive in the same pattern

Thanks to the help with my previous homework question Regex to match tags like <A>, <BB>, <CCC> but not ... ? Is this possible with regex? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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906 views

1 answer

regex - regular expression: extract last 2 characters

what is the best way to extract last 2 characters of a string using regular expression. For example, I want ... expression code.... thanks See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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868 views

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regex - Regular expression to match CSV delimiters

I'm trying to create a PCRE that will match only the commas used as delimiters in a line from a CSV file. ... bit too difficult to figure out. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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842 views

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regex - Backport Python 3.4's regular expression "fullmatch()" to Python 2

Python 3.4 introduced the new regex method re.fullmatch(pattern, string, flags=0). Has anyone back-ported ... method to older Python versions? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.0k views

1 answer

regex - UTF-8 characters in preg_match_all (PHP)

I have preg_match_all('/[a?e?io?uáéíóú]/u', $in, $out, PREG_OFFSET_CAPTURE); If $in = 'h?llo' $out is ... with their position in the string) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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757 views

1 answer

regex - Find extra space / new line after a closing ?> (php tag)

So I have a space/new line after a closing ?> (php tag) that is breaking my application. How can I find it ... grep to run on a unix box. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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910 views

1 answer

regex - PHP Regular expression - Remove all non-alphanumeric characters

I use PHP. My string can look like this This is a string-test width ??? and some über+strange characters: ... word would be glued to eachother. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

817 views

1 answer

regex - Extracting Data with Python Regular Expressions

I am having some trouble wrapping my head around Python regular expressions to come up with a regular expression to ... , 111111 in this case. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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734 views

1 answer

regex - Javascript / convert CSS style string into JS object

We'd like to convert a CSS style entered as string into a JS object. E.g., var input = " border:solid 1px; color ... , z-index, etc...). Thx. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.2k views

1 answer

regex - Python re.sub multiline on string

I try to use the flag re.MULTILINE. I read these posts : Bug in Python Regex? (re.sub with re.MULTILINE), ... comment. Do you have any idea ? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

839 views

1 answer

regex - Check if string contains ONLY NUMBERS or ONLY CHARACTERS (R)

I have these three strings: letters <- "abc" numbers <- "123" mix <- "b1dd" How can I check which one of ... I don't want. Thanks in advance. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.0k views

1 answer

regex - Redirect Non WWW to WWW using Asp.Net Core Middleware

On an ASP.Net Core application startup I have: RewriteOptions rewriteOptions = new RewriteOptions(); rewriteOptions. ... do it ... See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

909 views

1 answer

regex - Regular expression in URL for Django slug

I have 2 URL's with a slug field in the URL. url(r'^genres/(?P<slug>.+)/$', views.genre_view, name=' ... the URLs. Any idea what's wrong here? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.5k views

1 answer

regex - Extract domain name from URL in Python

I am tring to extract the domain names out of a list of URLs. Just like in https://stackoverflow.com/ ... will be appreciated ! Thank you See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

703 views

1 answer

regex - Divide string by line break or period with Python regular expressions

I have a string: """Hello. It's good to meet you. My name is Bob.""" I'm trying to find the best ... struggling to figure out how to do this. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

946 views

1 answer

regex - Grep's "Invalid range end" — bug or feature?

I've got these three files: $ cat pattern-ok ['-] $ cat pattern-buggy [-'] $ cat text abc'def-ghi And now, is ... head -n 1 grep (GNU grep) 2.20 See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

916 views

1 answer

regex - UTF-8 characters in preg_match_all (PHP)

I have preg_match_all('/[a?e?io?uáéíóú]/u', $in, $out, PREG_OFFSET_CAPTURE); If $in = 'h?llo' $out is ... with their position in the string) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

726 views

1 answer

regex - Find extra space / new line after a closing ?> (php tag)

So I have a space/new line after a closing ?> (php tag) that is breaking my application. How can I find it ... grep to run on a unix box. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

999 views

1 answer

regex - PHP Regular expression - Remove all non-alphanumeric characters

I use PHP. My string can look like this This is a string-test width ??? and some über+strange characters: ... word would be glued to eachother. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

875 views

1 answer

regex - Extracting Data with Python Regular Expressions

I am having some trouble wrapping my head around Python regular expressions to come up with a regular expression to ... , 111111 in this case. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

846 views

1 answer

regex - Javascript / convert CSS style string into JS object

We'd like to convert a CSS style entered as string into a JS object. E.g., var input = " border:solid 1px; color ... , z-index, etc...). Thx. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

985 views

1 answer

regex - Python re.sub multiline on string

I try to use the flag re.MULTILINE. I read these posts : Bug in Python Regex? (re.sub with re.MULTILINE), ... comment. Do you have any idea ? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

849 views

1 answer

regex - Check if string contains ONLY NUMBERS or ONLY CHARACTERS (R)

I have these three strings: letters <- "abc" numbers <- "123" mix <- "b1dd" How can I check which one of ... I don't want. Thanks in advance. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

923 views

1 answer

regex - Redirect Non WWW to WWW using Asp.Net Core Middleware

On an ASP.Net Core application startup I have: RewriteOptions rewriteOptions = new RewriteOptions(); rewriteOptions. ... do it ... See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

907 views

1 answer

regex - Regular expression in URL for Django slug

I have 2 URL's with a slug field in the URL. url(r'^genres/(?P<slug>.+)/$', views.genre_view, name=' ... the URLs. Any idea what's wrong here? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.3k views

1 answer

regex - Extract domain name from URL in Python

I am tring to extract the domain names out of a list of URLs. Just like in https://stackoverflow.com/ ... will be appreciated ! Thank you See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

658 views

1 answer

regex - Divide string by line break or period with Python regular expressions

I have a string: """Hello. It's good to meet you. My name is Bob.""" I'm trying to find the best ... struggling to figure out how to do this. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

841 views

1 answer

regex - Grep's "Invalid range end" — bug or feature?

I've got these three files: $ cat pattern-ok ['-] $ cat pattern-buggy [-'] $ cat text abc'def-ghi And now, is ... head -n 1 grep (GNU grep) 2.20 See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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