Recent questions tagged RegEx

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regex - Extract a substring from a string in Ruby using a regular expression

How can I extract a substring from within a string in Ruby? Example: String1 = "<name> <substring>" I want to ... last occurrence of < and >). See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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724 views

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regex - Eclipse, regular expression search and replace

In eclipse, is it possible to use the matched search string as part of the replace string when performing a ... similar in Eclipse? Thanks! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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643 views

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regex - Using sed and grep/egrep to search and replace

I am using egrep -R followed by a regular expression containing about 10 unions, so like: .jpg | .png | .gif ... that it got the input from. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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659 views

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regex - How to get Vim to highlight non-ascii characters?

I'm trying to get Vim to highlight non-ASCII characters. Is there an available setting, regex search pattern, or plugin to do so? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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468 views

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regex - Regular Expression to accept all the decimals from 0 to 100

I want to modify my existing Regular Expression which accepts decimals from 0 to 99.99 d{0,2}(.d{1,2})?$ ... anyone help me modify the above RE See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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542 views

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regex - Lazy quantifier {,}? not working as I would expect

I have an issue with lazy quantifiers. Or most likely I misunderstand how I am supposed to use them. Testing ... 9D Thanks for clarifying this. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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regex to remove ordinals

I need to remove ordinals via regex, but my regex skills are quite lacking. The following locates the ordinals, but ... ](?:st|nd|rd|th) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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620 views

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regex - US Phone Number Verification

I have a website form that requires a US phone number input for follow up purposes, and this is very ... not contain? Any other thoughts? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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538 views

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regex - Python regular expression not matching

This is one of those things where I'm sure I'm missing something simple, but... In the sample program below, I' ... (1) else: print 'no match' See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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607 views

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regex - JavaScript: split doesn't work in IE?

Is there a reason why the following piece of code doesn't work in IE? While with FF and other sane browsers it ... |.)/).length); Thank you. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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833 views

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regex - Need a regular expression - disallow all zeros

I want to validate a string to meet the following conditions: Must be 6 characters long Only the first character can ... s not "000000"? Thanks. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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737 views

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regex - Excluding some character from a range - javascript regular expression

To validate only word simplest regex would be (I think) /^w+$/ I want to exclude digits and _ from ... the range without changing the range.? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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509 views

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regex - Regular expression to remove one parameter from query string

I'm looking for a regular expression to remove a single parameter from a query string, and I want to do it in a ... </th> </tr> </table> See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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696 views

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regex - Email validation using regular expression in JSF 2 / PrimeFaces

I have an input field taking an email address: <h:inputText value="#{register.user.email}" required="true" /> ... regex in JSF 2 / PrimeFaces? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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911 views

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regex - Python - re.findall returns unwanted result

re.findall("(100|[0-9][0-9]|[0-9])%", "89%") This returns only result [89] and I need to return the whole 89%. Any ideas how to do it please? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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621 views

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regex - matching unicode characters in python regular expressions

I have read thru the other questions at Stackoverflow, but still no closer. Sorry, if this is allready answered, ... and the one for filename. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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614 views

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regex - How to search and replace with a counter-based expression in Vim?

Is there a way to insert the value from some sort of counter variable in Vim :substitute command? For instance, to ... the only way to do it. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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655 views

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regex - Javascript - how to find hebrew?

i"m trying to fint if a string starts(first letter) width an RTL language/ hebrew. any ideas? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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735 views

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regex - Non-greedy string regular expression matching

I'm pretty sure I'm missing something obvious here, but I cannot make R to use non-greedy regular expressions: > library ... ,] "<a href="abc">" See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.2k views

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regex - javascript split string by space, but ignore space in quotes (notice not to split by the colon too)

I need help splitting a string in javascript by space (" "), ignoring space inside quotes expression. I have this string: ... *|s*$)/g); Thanks! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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630 views

1 answer

regex - Can a URL contain a semicolon and still be valid?

I am using a regular expression to convert plain text URL to clickable links. @(https?://([-w.]+)+(: ... that fit in my regular expression? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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780 views

1 answer

regex - replace and with <br /> in java

This has been asked several times for several languages but I can't get it to work. I have a string like this ... ". What am i doing wrong ? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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699 views

1 answer

regex - Validating Crontab Entries with PHP

What is the best way to validate a crontab entry with PHP? Should I be using a regex, or an external library? ... portion is in a valid format. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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826 views

1 answer

regex - Finding words after keyword in python

I want to find words that appear after a keyword (specified and searched by me) and print out the result. I ... comes after the word "name". See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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516 views

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regex - Short example of regular expression converted to a state machine?

In the Stack Overflow podcast #36 (https://blog.stackoverflow.com/2009/01/podcast-36/), this opinion was ... one "inappropriately" ever again. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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581 views

1 answer

regex - In PHP, how do I extract multiple e-mail addresses from a block of text and put them into an array?

I have a block of text from which I want to extract the valid e-mail addresses and put them into an array. So ... somehow. How do I do that? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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730 views

1 answer

regex - Strip all HTML tags except links

I am trying to write a regular expression to strip all HTML with the exception of links (the <a href and </a ... 3.0 for a Flash movie. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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463 views

1 answer

regex - Why can't you use repetition quantifiers in zero-width look behind assertions?

I was always under the impression that you couldn't use repetition quantifiers in zero-width assertions (Perl Compatible Regular ... )b(?=c*M)' See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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