Recent questions tagged REGEX

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1.2k views

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regex - regular expression: match any word until first space

I have the following line: hshd household 8/29/2007 LB I want to match anything that comes before the first space ... , I want to get back hshd See Question&Answers more detail:os...

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

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595 views

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regex - What is a Context Free Grammar?

Can someone explain to me what a context free grammar is? After looking at the Wikipedia entry and then the Wikipedia ... could be moved if 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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769 views

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regex - How to download an entire directory and subdirectories using wget?

I am trying to download the files for a project using wget, as the SVN server for that project isn't running ... 2 or 3 levels) under 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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475 views

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regex - How can I add a string to the end of each line in Vim?

I want to add * to the end of each line in Vim. I tried the code unsuccessfully :%s/ /* /g See Question&Answers more detail:os...

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

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537 views

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regex - Parsing mean temperature from weather web site HTML

Hi I want to use VBA to pull data from weather web site. What I'm trying to do is to get number 6 ... nothing). I will appreciate any help. See Question&Answers more detail:os...

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

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705 views

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regex - JSON.NET: Get Specific JSON Date Value

In my VB.NET project, using JSON.NET, I've got a JSON from a Web API that has a value representing a ... and all help is greatly appreciated. See Question&Answers more detail:os...

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

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1.0k views

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regex - Why and I getting: "Invalid regular expression. Uncaught SyntaxError. Invalid escape."?

Im trying to create an html input tag that accepts only numbers entered in 1 of 2 formats, and reject all other ... -d{2})$/: Invalid escape See Question&Answers more detail:os...

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

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760 views

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regex - Parsing malformed JSON in JavaScript

Thanks for looking! BACKGROUND I am writing some front-end code that consumes a JSON service which is returning ... help would be appreciated. See Question&Answers more detail:os...

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

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642 views

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regex - Excel UDF for capturing numbers within characters

I have a variable text field sitting in cell A1 which contains the following: Text;#Number;#Text;#Number This ... from the function. 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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971 views

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regex - extract word between 2nd underscore and 3rd underscore or space

i want to extract the word after the 2nd & 3rd underscore (_) or the word between the 2nd underscore & space ... the 3rd underscore or a space See Question&Answers more detail:os...

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

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664 views

1 answer

regex - How to use a variable as modifier in a substitution

Is there a way to use a variable as modifier in a substitution? my $search = 'looking'; my $replace ... search-replace with different modifiers. See Question&Answers more detail:os...

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

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906 views

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regex - Need to split a string into two parts in java

I have a string which contains a contiguous chunk of digits and then a contiguous chunk of characters. I need ... method for doing this thing? See Question&Answers more detail:os...

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

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797 views

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regex - Ignore escaped double quote characters swift

I am trying to validate a phone number using NSPredicate and regex. The only problem is when setting the regex Swift thinks ... {4}|d{3}))?$" See Question&Answers more detail:os...

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

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629 views

1 answer

regex - R Sort strings according to substring

I have a set of file names like: filelist <- c("filea-10.txt", "fileb-2.txt", "filec-1.txt", "filed ... -62.mp4", "boards10577-249.mp4")" See Question&Answers more detail:os...

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

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2.4k views

1 answer

regex - Mysql optimization for REGEXP

This query (with different name instead of "jack") happens many times in my slow query log. Why? The Users table has ... can do? What can I fix? See Question&Answers more detail:os...

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

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816 views

1 answer

regex - Remove consecutive duplicate characters in a string javascript

I have some string like 11122_11255_12_223_12 and the output I wish to have is this: 12_125_12_23_12 I already looked ... one of them. 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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629 views

1 answer

regex - How do you match accented and tilde characters in a perl regular expression (regexp)?

A user enters a set of names with accents and tildes: Renato Nú?ez, David DeJesús, and Edwin Encarnación My ... the last line. Any suggestions? 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 - Why does Ruby /[[:punct:]]/ miss some punctuation characters?

Ruby /[[:punct:]]/ is supposed to match all "punctuation characters". According to Wikipedia, this means /[][!"#$%& ... 1.9.3p194). What gives? See Question&Answers more detail:os...

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

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562 views

1 answer

regex - R: How to replace . in a string?

I have a string say "a.b" and I want to replace "." with "_". gsub(".","_","a.b") doesn't ... helpful! So how to do this straight-forward thing? See Question&Answers more detail:os...

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

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741 views

1 answer

regex - Google Sheets Formula for Extracting Domain From Website?

REGEXEXTRACT(A1:A,"(?m)http(?:s?)://.*?([^./]+?.[^.]+?)(?:/|$)") Trying to extract ... thorough formula that can allow for these edge cases? See Question&Answers more detail:os...

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

0 votes

825 views

1 answer

regex - How to validate the DateTime string format "2018-01-22T18:23:00.000Z" in Java?

I need to validate in my code if the format of the DateTime string 2018-01-22T18:23:00.000Z is a valid one ... .Can someone help me doing this? See Question&Answers more detail:os...

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

0 votes

637 views

1 answer

regex - PHP preg_replace

I use netbeans, I try to replace with \ but it fails , it can't escape the \ character. This is not a ... text to be parsed'); Any sollutions? See Question&Answers more detail:os...

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

0 votes

609 views

1 answer

regex - How to extract a date from a string and put it into a date variable in Java

I have been looking around stack-overflow and various other websites for the solution to my problem but haven't found any ... How do I do 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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490 views

1 answer

regex - JQuery change all elements text

I need jquery to change numbers in all of pages. for example i want change 1 to ? so i tried this way: ... trick to escape css and attributes? See Question&Answers more detail:os...

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

0 votes

959 views

1 answer

regex - Split string in JavaScript using RegExp ignoring the delimiter inside brackets

I have various instances of strings that I need to split. Following are some examples and the desired output scenarios ... for a node.js module. See Question&Answers more detail:os...

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

0 votes

702 views

1 answer

regex - Regular Expression, match characters outside curly braces { }

I have the following data: int time="1356280261" char value="3000" bankLine { char value="3000" char ... all inside the bankLink-block? See Question&Answers more detail:os...

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

0 votes

457 views

1 answer

regex - Java 8 find and replace matching string(s)

I am trying to find a string from messages.properties in an errorMessage and if the errorMessage has the string ... further in java 8? See Question&Answers more detail:os...

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

0 votes

726 views

1 answer

regex - PHP: unexpected PREG_BACKTRACK_LIMIT_ERROR

function recursiveSplit($string, $layer) { $err = preg_match_all("/{(([^{}]*|(?R))*)}/",$string,$matches); ... it. Thank you very much, Marco See Question&Answers more detail:os...

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

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