Recent questions tagged RegEx

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regex - How to develop an Excel Macro that contains regular expressions so it will work in Windows and Mac

I have developed an Excel 2010 VBA Macro that makes use of VBScript.RegExp. One of my users is apparently using ... with both Windows and Mac? See Question&Answers more detail:os...

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

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regex - How to match string with diacritic in perl?

For example, match "Nation" in ""???ér???????????????" without extra modules. Is it possible in new Perl versions ... ", $str =~ /$look/i || 0; See Question&Answers more detail:os...

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

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661 views

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regex - python regular expression with utf8 issue

I got a file which includes many lines of plain utf-8 text. Such as below, by the by, it's Chinese. PROCESS： ... me, I got no clue whatsoever. See Question&Answers more detail:os...

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

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648 views

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regex - How to break up a paragraph by sentences in Python

I need to parse sentences from a paragraph in Python. Is there an existing package to do this, or should I be trying to use regex here? See Question&Answers more detail:os...

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

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597 views

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regex - Remove all html tags from attributes in rails

I have a Project model and it has some text attributes, one is summary. I have some projects that have ... models? Thanks, Nicolás Hock Isaza See Question&Answers more detail:os...

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

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971 views

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regex - Python extract sentence containing word

I am trying to extract all the sentence containing a specified word from a text. txt="I like to eat apple. Me ... apples."] Any help please ? See Question&Answers more detail:os...

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

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654 views

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regex - How can I match against multiple regexes in Perl?

I would like to check whether some string match any of a given set of regexes. How can I do that? See Question&Answers more detail:os...

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

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1.3k views

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regex - Regular Expression Notepad increment numbers in every line

I've to add numbers incrementally in the beginning of every line using Notepad++. It is the not the very ... notepad functions to do so. 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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715 views

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regex - Stripping everything but alphanumeric chars from a string in PHP

I'd like a regexp or other string which can replace everything except alphanumeric chars (a-z and 0-9) from a string. ... a-z, 1-9, .. Ideas? See Question&Answers more detail:os...

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

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820 views

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regex - Python regular expressions - re.search() vs re.findall()

For school I'm supposed to write a Python RE script that extracts IP addresses. The regular expression I'm ... making some kind of mistake? See Question&Answers more detail:os...

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

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1.5k views

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regex - Disable Unnecessary escape character: / no-useless-escape

I have this regex of mine that will check the string if it contains link or url (i.e. https://eslint.org ... the regex. Appreciate for any help! See Question&Answers more detail:os...

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

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regex - Open webpage and parse it using JavaScript

I know JavaScript can open a link in a new window but is it possible to open a webpage without opening it in ... I can achieve this. Thanks all See Question&Answers more detail:os...

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

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872 views

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regex - Convert youtube Api v3 video duration in php

how do i convert PT2H34M25S to 2:34:25 I searched and used this code. I'm new to regex can someone explain ... return $hours.':'.$minutes; } See Question&Answers more detail:os...

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

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1.1k views

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regex - Limit length of characters in a regular expression?

Is there a way to limit a regular expression to 100 characters WITH a regular expression? [size=(.*?)](.*? ... allow numbers between 1 and 100. See Question&Answers more detail:os...

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

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590 views

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regex - How to compare and substitute strings in different lines in unix

I want to compare and substitute strings present in different lines in unix For example I have a file with two ... explain how we can do this See Question&Answers more detail:os...

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

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517 views

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regex - Line breaking issue to move csv file in Linux

[I have moved the csv file into Linux system with binary mode. File content of one field is spitted into ... format should not change" ]2 See Question&Answers more detail:os...

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

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631 views

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regex - regular expression to match pipe separated strings with pipe escaping

I'd like to get the single strings of a pipe-separated string, with "pipe escaping" support, e.g.: ... that goal with a regular expression? See Question&Answers more detail:os...

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

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756 views

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regex - python regular expression: re.findall(r"(do|re|mi)+","mimi rere midore")

I couldn't understand why this regular expression, re.findall(r"(do|re|mi)+","mimi rere midore"), ... two regular expressions? Thank you. See Question&Answers more detail:os...

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

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747 views

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regex - Regular Expression for matching a phone number

I need a regular expression to match phone numbers. I just want to know if the number is probably a phone number ... too swift on RegEx stuff :) See Question&Answers more detail:os...

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

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508 views

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regex - Remove words in one column present in another column in R

I have a dataframe that is in this format: A <- c("John Smith", "Red Shirt", "Family values are better" ... what I want. Any suggestions/help? See Question&Answers more detail:os...

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

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556 views

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regex - How to validate a unicode email?

Since In October 2009, the Internet Corporation for Assigned Names and Numbers (ICANN) approved the creation of ... validate them by RegExp? 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 - sed: return last occurrence match until end of file

Using sed, how do I return the last occurance of a match until the End Of File? (FYI this has been ... type one Error: error type two See Question&Answers more detail:os...

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

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781 views

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regex - How validate number fields with validateRegex in a JSF-Page?

In a managed bean I have a property of the type int. @ManagedBean @SessionScoped public class Nacharbeit ... ValidateRegex only for Strings? See Question&Answers more detail:os...

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

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745 views

1 answer

regex - Splitting a string that has escape sequence using regular expression in Java

String to be split abc:def:ghi:klm:nop String should be split based on ":" "" is escape character. So ":" ... [nop] How can the : be ignored See Question&Answers more detail:os...

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

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547 views

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regex - Regular expression that both includes and excludes certain strings in R

I am trying to use R to parse through a number of entries. I have two requirements for the the entries I want ... using R to do this? 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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754 views

1 answer

regex - Regular expression for a date range

If I have a directory structure like this yyyy/dd/mm/<files> Is there a way to grep for a string in all ... Or would it not make a difference? See Question&Answers more detail:os...

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

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517 views

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regex - Ruby 1.9: Regular Expressions with unknown input encoding

Is there an accepted way to deal with regular expressions in Ruby 1.9 for which the encoding of the input is unknown ... a better way to do it. 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 - sed replace last line matching pattern

Given a file like this: a b a b I'd like to be able to use sed to replace just the last line that ... file contents might be. Thanks in advance. See Question&Answers more detail:os...

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

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